7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 1/72
LEED NC v2.2Indoor Environment Quality
Rev 2 : July 2008
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 2/72
2Daylight and ViewsCredit 8
2Thermal Comfort – Design + VerificationCredit 7
2Controllability of Systems – Lighting + Thermal ComfortCredit 6
RequiredMinimum IAQ PerformancePrerequisite
1Indoor Chemical and Pollutant Source ControlCredit 5
4Low-Emitting Materials – Adhesives and Sealants, Paints and
Coatings, Carpet, Composite Wood + Agrifiber
Credit 4
2Construction IAQ Management Plan – During Construction +Before Occupancy
Credit 3
1Increased VentilationCredit 2
1Outdoor Air Delivery MonitoringCredit 1
RequiredEnvironmental Tobacco Smoke (ETS Control)Prerequisite
Point(s)Credit
Indoor Environment Quality
Potential Points
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 3/72
Indoor Environment Quality (IEQ)
Intent
90% of our time is spent indoors
Good IEQ improves productivity Bad IEQ increases absenteeism
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 4/72
Intent
Establish minimum IAQ standards in buildings
Minimum IAQ Performance
Prerequisite 1
Design Submittal
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 5/72
Requirements
Meet minimum requirements of sections 4 -7 of ASHRAE 62.1-2004,Ventilation for Acceptable Indoor Air Quality , and approved Addenda
using the Ventilation Rate Procedure.
Naturally ventilated buildings shall comply with ASHRAE 62.1-2004
paragraph 5.1
Minimum IAQ Performance
Prerequisite 1
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 6/72
Summary
Design Submittal
Narrative
Statement that the design is in accordance with ASHRAE 62.1-2004
Documentation
Comply with ASHRAE 62.1-2004Technologies
Meet minimum requirements of ASHRAE 62.1-2004, Ventilation for Acceptable Indoor Air
Quality , and approved Addenda using the Ventilation Rate Procedure.
Naturally ventilated buildings shall comply with ASHRAE 62.1-2004 paragraph 5.1
Requirements
Establish minimum IAQ standards in buildingsIntent
Minimum IAQ Performance
Prerequisite 1
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 7/72
Intent
Minimise exposure of building occupants, indoor surfaces and HVACsystems to ETS
Environmental Tobacco Smoke (ETS) ControlPrerequisite 2
Design Submittal
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 8/72
Environmental Tobacco Smoke (ETS)ControlPrerequisite 2
Requirements
Option 1 Prohibiting smoking in the building
Locate any designated exterior smoking areas 25 feet away from
entries and operable windows
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 9/72
Requirements
Option 2 Prohibit smoking except in designated smoking areas
Locate any designated exterior smoking areas 25 feet away from entriesand operable windows
Provide a designated smoking room designed at a minimum to.
Directly exhaust to outdoors
Not re-circulate to non-smoking areas
Be enclosed with impermeable deck-to-deck partitions
Be operated at a negative pressure compared with surrounding spaces of at least 5 PA (0.02
inches of water gauge) Performance of the room has to be tested
Environmental Tobacco Smoke (ETS)Control
Prerequisite 2
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 10/72
Requirements
Option 3 (Residential Only) Prohibit smoking in all common areas
Locate any designated exterior smoking areas 25 feet away from entriesand operable windows
Seal all penetrations through walls, ceilings, floors in residential units.Verify with blower door test
Negatively pressurize apartments relative to the common hallways or weather strip entry doors
Environmental Tobacco Smoke (ETS)Control
Prerequisite 2
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 11/72
Summary
Design Submittal
Prohibiting smoking
in the building
Locate designated
exterior smoking
areas 25 feet away
from entries and
operable windows
Option 1 Option 3Option 2
Prohibit smoking except in designated
smoking areas
Locate designated exterior smoking
areas 25 feet away from entries and
operable windows
Provide a designated smoking room
designed at a minimum to:
Directly exhaust to outdoors; Not re-
circulate to non-smoking areas; Be
enclosed with impermeable deck-to-deck partitions; Be operated at a
negative pressure compared with
surrounding spaces of at least 5 PA
(0.02 inches of water gauge)
Residential Only
Prohibit smoking in all common areas.
Locate designated exterior smoking
areas 25 feet away from entries andoperable windows
Seal all penetrations through walls,
ceilings, floors in residential units. Verify
with blower door test
Negatively presurise apartments relative
to the common hallways or weather stripentry doors
Requirements
Minimise exposure of building occupants, indoor surfaces and HVAC systems to ETSIntent
Environmental Tobacco Smoke (ETS) Control
Prerequisite 2
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 12/72
Summary
Design Submittal
Confirmation that the project has met the requirements for the appropriate optionDocumentation
Narrative
Option 1 Option 3Option 2
Copies of construction
drawings showing location of
smoking rooms, designed
area separations anddedicated ventilation systems
Narrative
Copies of construction drawings
showing location of smoking rooms,
designed area separations and
dedicated ventilation systems
Narrative
Environmental Tobacco Smoke (ETS) Control
Prerequisite 2
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 13/72
Outdoor Air Delivery Monitoring
Credit 1
Intent
Provide capacity for ventilation monitoring to help sustain occupantcomfort
Design Submittal
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 14/72
Outdoor Air Delivery Monitoring
Credit 1
Requirements
Option 1 - Mechanically Ventilated Spaces Install a permanent monitoring system that provides feedback and
afford operational adjustments; Configure system to sound alarm
when conditions vary by more than 10% from set point. Monitor CO2 levels if the space is densely occupied (25 people / 1000sqft).
Monitors should be in the breathing zone, 3-6 feet above the floor
Monitor outdoor air supply if space is non-densely occupied. Devices must
have an accuracy of +/- 15% of the min outdoor air rate.
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 15/72
Outdoor Air Delivery MonitoringCredit 1
Requirements cont…
Option 2 - Naturally Ventilated SpacesInstall a permanent monitoring system that provides feedback and
afford operational adjustments; Configure system to sound alarm when
conditions vary by more than 10% from set point. Monitor CO2 levels within all naturally ventilated spaces. Monitors should be in
the breathing zone, 3-6 feet above the floor
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 16/72
Summary
Design Submittal
Confirmation of the type of ventilation system
Narrative describing the ventilation design and CO2 monitoring system
Copies of project drawings showing location and type of sensors
Documentation
Option 2Option 1
Install metering equipment and connect to a BMS
Mechanically Ventilated Spaces
Monitor CO2 levels if the space is
densely occupied (25 people /
1000sqft)
Monitor outdoor air supply if space is
non-densely occupied.
Technologies
Naturally Ventilated Spaces
Monitor CO2 levels within all naturally
ventilated spaces
Requirements
Provide capacity for ventilation monitoring to help sustain occupant comfortIntent
Outdoor Air Delivery MonitoringCredit 1
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 17/72
Increased VentilationCredit 2
Intent
Provide additional outdoor air ventilation to improve indoor air quality
Design Submittal
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 18/72
Increased VentilationCredit 2
Requirements
Mechanically ventilated spacesIncrease breathing zone outdoor air ventilation rates to all occupied
spaces to at least 30% above the minimum rates required by ASHRAE
62.1-2004
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 19/72
Increased VentilationCredit 2
Requirements
Naturally ventilated spacesMeet the recommendations set forth in the Carbon Trust Good
Practice Guide 237
ANDDemonstrate that the ventilation meets the CIBSE applications manual
10:2005
OR
Model spaces to prove ASHRAE 62.1-2004 chapter 6 is achieved in
90% of spaces
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 20/72
Summary
Design Submittal
Option 2Option 1
Confirm that the ventilation rates
increased by 30% over ASHRAE
Narrative
Use heat recovery
Mechanically Ventilated Spaces
Increase breathing zone outdoor air
ventilation rates to all occupiedspaces to at least 30% above the
minimum rates required by ASHRAE
62.1-2004
Confirm that building has been designed using
the Carbon Trust Good Practise Guide 237
Narrative describing the design method
Documentation
Follow the good practise guide 237Technologies
Naturally Ventilated Spaces
Meet the recommendations set forth in the
Carbon Trust Good Practice Guide 237AND demonstrate that the ventilation meets the
CIBSE applications manual 10:2005 OR model
spaces to prove ASHRAE 62.1-2004 is achieved
in 90% of spaces
Requirements
Provide additional outdoor air ventilation to improve indoor air qualityIntent
Increased VentilationCredit 2
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 21/72
Construction IAQ Management Plan - During ConstructionCredit 3.1 & 3.2
Intent
Reduce indoor air quality problems resulting from the construction /renovation process
Construction Submittal
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 22/72
Construction IAQ Management Plan - During ConstructionCredit 3.1
Requirements
Develop and implement an IAQ Management Plan for construction andpre-occupancy phases:
During construction meet or exceed the recommended Design Approaches
of the SMACNA IAQ Guideline for Occupied Buildings under Construction,
1995, Chapter 3
If air handlers must be used during construction, filters with MERV 8 must
be used at each return air grill, as determined by ASHRAE 52.2-1999.
Protect on site or installed absorptive materials from moisture
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 23/72
Summary
Construction Submittal
Copy of the projects IAQ
Confirm if permanently installed HVAC was used during construction
Photos to highlight implemented IAQ practises
List of all filtration media (manufacturer, model number, MERV rating
Narrative
Documentation
Adopt an IAQ. Sequence installation of materials. Avoid using HVAC during construction.Technologies
During construction meet or exceed the recommended Design Approaches of the SMACNA
IAQ Guideline for Occupied Buildings under Construction, 1995, Chapter 3
If air handlers must be used during construction, filters with MERV 8 must be used at each
return air grill, as determined by ASHRAE 52.2-1999.
Protect on site or installed absorptive materials from moisture
Requirements
Reduce indoor air quality problems resulting from the construction / renovation processIntent
Construction IAQ Management Plan - During ConstructionCredit 3.1
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 24/72
Construction IAQ Management Plan - Before OccupancyCredit 3.2
Requirements
Option 1 – Flush Out Supply a total volume of 14,000 cu ft of outdoor air per sf of floor
area, whilst maintaining an internal temp of 60 F and a relative
humidity of no higher than 60%OR
Supply a total volume of 3,500 cu ft of outdoor air per sf of floor area
prior to occupancy. When occupied ventilate at a rate of 0.30 cfm/sf
each day until 14,000 cu ft is delivered in total.
Flush out must begin 3 hours prior to occupancy each day and
continue during occupancy.
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 25/72
Construction IAQ Management Plan - Before OccupancyCredit 3.2
Requirements
Option 2 – Air Testing Test for air contaminants
Formaldehyde
Particulates
VOCs 4 – Phenylcyclohexene (4PCH)
Carbon Monoxide (CO)
If space fails flush for one week and then retest
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 26/72
Summary
Construction Submittal
Construction IAQ Management Plan - Before OccupancyCredit 3.2
Option 2Option 1
Confirmation of the approach taking
by the project
Narrative
Perform a building flush out
Flush Out
Supply a total volume of 14,000 cu ft
of outdoor air per sf of floor area
ORSupply 3,500 cu ft per sf and then
0.30 cfm/sf each day until 14,000 cu ft
reached.
Confirmation of the approach taking by the
project
A copy of the testing report
Narrative
Documentation
Technologies
Air Testing
Test for air contaminants
Formaldehyde
Particulates
VOCs
4 – Phenylcyclohexene (4PCH)
Carbon Monoxide (CO)
Requirements
Reduce indoor air quality problems resulting from the construction / renovation processIntent
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 27/72
Low Emitting MaterialsCredit 4.1, 4.2,4.3 & 4.4
Intent
Reduce the quantity of indoor air contaminants that are odorous,irritating and harmful to occupants
Construction Submittal
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 28/72
Low Emitting Materials - Adhesives and SealantsCredit 4.1
Requirements
All adhesives, sealants and sealant primers used on the inside of thebuilding (inside of the weather proofing) must:
Have VOC content less than the current VOC content limits of South
Coast Air Quality Management District (SCAQMD) Rule #1168AND
All aerosol adhesives must meet or exceed the requirements of theGreen Seal Standard GS 36.
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 29/72
Low Emitting Materials - Adhesives and SealantsCredit 4.1
Documentation
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 30/72
Summary
Construction Submittal
A list of each indoor adhesive, sealant and sealant primer used on the project. Includemanufacturers name, product name, specific VOC data and VOC allowance from standard.
A list of each indoor aerosol adhesive used on the project. Include manufacturers name,
product name, specific VOC data and VOC allowance from standard.
Narrative
Documentation
Specify low VOC products in specifications, tenders and contractsTechnologies
All adhesives, sealants and sealant primers used on the inside of the building (inside of the
weather proofing) must:
Have VOC content less than the current VOC content limits of South Coast Air Quality
Management District (SCAQMD) Rule #1168
AND
All aerosol adhesives must meet or exceed the requirements of the Green Seal Standard GS
36.
Requirements
Reduce the quantity of indoor air contaminants that are odorous, irritating and harmful to
occupants
Intent
Low Emitting Materials - Adhesives and SealantsCredit 4.1
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 31/72
Low Emitting Materials – Paints & CoatingsCredit 4.2
Requirements
Architectural paints, coatings and primers: Must not exceed the VOC content limits of Green Seal’s Standard
GS-11 requirements [flats 50g/L : non flats 150g/L]
Anti corrosive and anti rust paints:
Must not exceed the VOC content limits of Green Seal’s Standard
GS-03 requirements [250g/L]
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 32/72
Low Emitting Materials – Paints & CoatingsCredit 4.2
Requirements
Clear wood finishes, floor coatings, stains and shellacs: Must not exceed the VOC content limits of South Coast Air Quality
Management District (SCAQMD) Rule 1113-Architectural Coatings
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 33/72
Summary
Construction Submittal
A list of each indoor paint and coating used on the project. Include manufacturers name,
product name, specific VOC data and VOC allowance from standard.Narrative
Documentation
Specify low VOC products in specifications, tenders and contractsTechnologies
Architectural paints, coatings and primers: Must not exceed the VOC content limits of Green
Seal’s Standard GS-11 requirements [flats 50g/L : non flats 150g/L]
Anti corrosive and anti rust paints: Must not exceed the VOC content limits of Green Seal’s
Standard GS-03 requirements [250g/L]
Clear wood finishes, floor coatings, stains and shellacs: Must not exceed the VOC content limits
of South Coast Air Quality Management District (SCAQMD) Rule 1113-Architectural Coatings
Requirements
Reduce the quantity of indoor air contaminants that are odorous, irritating and harmful to
occupants
Intent
Low Emitting Materials – Paints & CoatingsCredit 4.2
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 34/72
Low Emitting Materials – Carpet SystemsCredit 4.3
Requirements
Carpet must meet or exceed VOC requirements of the Carpet andRug Institute’s Green Label Indoor Quality Test Program
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 35/72
Summary
Construction Submittal
Provide a list of each carpet product installed in the building interior. Confirm that the product
complies with the CRI Green Label Plus testing program.
Provide a listing of each carpet cushion product installed in the building interior. Confirm that the
product complies with the CRI Green Label testing program
Narrative
Documentation
Specify low VOC products in specifications, tenders and contractsTechnologies
Carpet must meet or exceed VOC requirements of the Carpet and Rug Institute’s Green Label
Indoor Quality Test Program
Requirements
Reduce the quantity of indoor air contaminants that are odorous, irritating and harmful to
occupants
Intent
Low Emitting Materials – Carpet SystemsCredit 4.3
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 36/72
Low Emitting Materials – Composite Wood & Agrifiber Credit 4.4
Requirements
Composite wood and agrifiber products must contain no added urea-
formaldehyde resins
Examples of composite wood & agrifiber
MDF
Particle Board
Plywood
Wheatboard
Door Cores
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 37/72
Summary
Construction Submittal
Provide a listing of each composite wood and agrifiber product installed in the building interior.Confirm that each product does not contain urea-formaldehyde
Narrative
Documentation
Specify low VOC products in specifications, tenders and contractsTechnologies
Composite wood and agrifiber products must contain no added urea-formaldehyde resins.Requirements
Reduce the quantity of indoor air contaminants that are odorous, irritating and harmful to
occupants
Intent
Low Emitting Materials – Composite Wood & Agrifiber Credit 4.4
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 38/72
Indoor Source & Pollutant ControlCredit 5
Intent
Minimize exposure of occupants to hazardous particulates +pollutants
Design Submittal
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 39/72
Indoor Source & Pollutant ControlCredit 5
Requirements Permanent Entryways to capture dirt + dust at least 6 ft long in
direction of travel Where chemical use occurs (housekeeping, copying, etc.)
provide appropriate exhaust space
maintain a negative pressure of at least 5 PA (0.03 inches of water gauge)
enclose space with deck to deck partitions
door shall self close
Mechanical ventilation – MERV value of 13 or better .
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 40/72
Summary
Design Submittal
Provide confirmation that entryway systems have been provided
Provide a listing of each entryway product installed in the building and copies of the project
drawings
Confirmation that chemical use areas have been designed as separate rooms, with exhausts
Copies of project drawings highlighting the locations of these rooms
Confirmation that HVAC has MERV 13 or better filters installed, list of the filters
Narrative
Documentation
Permanent Entryways to capture dirt + dust at least 6 ft long in direction of travel
Where chemical use occurs (housekeeping, copying, etc.)
provide appropriate exhaust space
maintain a negative pressure of at least 5 PA (0.03 inches of water gauge)
enclose space with deck to deck partitions door shall self close
Mechanical ventilation – MERV value of 13 or better.
Requirements
Minimize exposure of occupants to hazardous particulates + pollutantsIntent
Indoor Source & Pollutant ControlCredit 5
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 41/72
Controllability of Systems - LightingCredit 6.1
Intent
Provide high level of lighting control for individual occupants or groups to
promote well-being and productivity
Design Submittal
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 42/72
Controllability of Systems - LightingCredit 6.1
Requirements
Provide individual lighting controls for 90% of building occupants to
enable adjustments to suit individual task needs and preferences
AND
Provide lighting controllability for all shared multi-occupant spaces to
meet group needs
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 43/72
Controllability of Systems - LightingCredit 6.1
Documentation
C t ll bilit f S t Li hti
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 44/72
Summary
Design Submittal
For individual workstations controls, provide a listing of the total number of individual
workstations and lighting controls
For shared multi occupant space control provide a listing of the project’s multi occupant spaces
and a description of the installed lighting controls
Narrative
Documentation
Lighting controls, task lightingTechnologies
Provide individual lighting controls for 90% of building occupants to enable adjustments to suit
individual task needs and preferences AND
Provide lighting controllability for all shared multi-occupant spaces to meet group needs
Requirements
Provide high level of lighting control for individual occupants or groups to promote well-being and
productivity
Intent
Controllability of Systems - LightingCredit 6.1
C t ll bilit f S t Th l C f t
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 45/72
Controllability of Systems – Thermal ComfortCredit 6.2
Intent
Provide high level of thermal comfort by individual occupants or groups
to promote well-being and productivity
Design Submittal
C t ll bilit f S t Th l C f t
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 46/72
Controllability of Systems – Thermal ComfortCredit 6.2
Requirements
Provide controls for each individual for airflow, temperature for at least
50% of the occupants.
Operable windows count (ASHRAE 62.1-2004 for window size)
AND
Provide control systems for all shared multi- occupant spaces toenable adjustment
In accordance with ASHRAE 55-2004 temperature, radiant temperature, air
speed and humidity must be controlled
Controllabilit of S stems Thermal Comfort
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 47/72
Controllability of Systems – Thermal ComfortCredit 6.2
Documentation
Controllability of Systems Thermal Comfort
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 48/72
Summary
Design Submittal
For individual workstations controls, provide a listing of the total number of individual
workstations and comfort controls
For shared multi occupant space control provide a listing of the project’s multi occupant spaces
and a description of the installed comfort controls
Narrative
Documentation
Floor diffusers, overhead diffusers, thermostat controlsTechnologies
Provide controls for each individual for airflow, temperature for at least 50% of the occupants.
AND
Provide control systems for all shared multi- occupant spaces to enable adjustment
Requirements
Provide high level of thermal comfort by individual occupants or groups to promote well-being
and productivity
Intent
Controllability of Systems – Thermal ComfortCredit 6.2
Thermal Comfort
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 49/72
Thermal ComfortCredit 7.1
Intent
Provide a comfortable thermal environment that supports productivity
and well being
Design Submittal
Thermal Comfort
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 50/72
Thermal ComfortCredit 7.1
Requirements
Comply with ASHRAE 55-2004 for thermal comfort standards, including
humidity control within established ranges per climate zone.
Thermal Comfort
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 51/72
Summary
Design Submittal
Data regarding seasonal temperature and humidity design criteria
Narrative describing design and calculation method
Documentation
Evaluate air temperature, radiant temperature, air speed, relative humidityTechnologies
Comply with ASHRAE 55-2004 for thermal comfort standards, including humidity control within
established ranges per climate zone.
Requirements
Provide a comfortable thermal environment that supports productivity and well beingIntent
Thermal ComfortCredit 7.1
Thermal Comfort- Verification
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 52/72
Thermal Comfort- VerificationCredit 7.2
Intent
Provide for an assessment of the building thermal comfort over time.
Design Submittal
Thermal Comfort- Verification
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 53/72
Thermal Comfort VerificationCredit 7.2
Requirements
Agree to a thermal comfort survey of building occupants within 6-18
months after occupancy.
Agree to develop a plan for corrective action if result indicate that more
than 20% of occupants are unhappy
Thermal Comfort- Verification
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 54/72
Summary
Design Submittal
Narrative describing the survey planned. Include specific description of the provisions for a
corrective action plan.
Documentation
Occupant surveyTechnologies
Agree to a thermal comfort survey of building occupants within 6-18 months after occupancy.
Agree to develop a plan for corrective action if result indicate that more than 20% of occupants
are unhappy
Requirements
Provide for an assessment of the building thermal comfort over time.Intent
Thermal Comfort VerificationCredit 7.2
Daylight & Views
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 55/72
Daylight & ViewsCredit 8.1 & 8.2
Intent
Provide building occupants with a connection to the outdoor through
daylight and views
Design Submittal
Daylight & Views – Daylight 75%
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 56/72
Daylight & Views Daylight 75%Credit 8.1
Requirements
Achieve a minimum Daylight Factor of ___ (excluding direct sunlight
penetration) in 75% of all space occupied for critical visual tasks (copyrooms, storage, laundry, etc. are EXCLUDED)
Option 1 – LEED calculation – 2% glazing factor Option 2 – Computer model – 25 footcandles
Option 3 – Actual measure – 25 footcandles
Daylight & Views – Daylight 75%
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 57/72
y g y g %Credit 8.1
Calculations
Glazing
Factor
Window
Geometry
Factor
Window Height Factor Floor Area
Window Area
Min Tvis
Actual Tvis== XXXXXX
Exemplary Performance if 95% of space is daylight
Daylight & Views – Daylight 75%
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 58/72
y g y gCredit 8.1
Documentation
Daylight & Views – Daylight 75%
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 59/72
Summary
Design Submittal
Building orientation, exterior and interior shading devices, high performance glazing.Technologies
Actual measure – 25 footcandlesComputer model – 25 footcandlesLEED calculation –
2% glazing factor
Achieve a minimum Daylight Factor of ___ (excluding direct sunlight penetration) in 75% of allspace occupied for critical visual tasks (copy rooms, storage, laundry, etc. are EXCLUDED)Requirements
Calculations
Option 1 Option 3Option 2
Completed template table with
model outputs
Copies of project drawings
Narrative
Completed template table with
actual results
Copies of project drawings
Narrative
Documentation
Provide building occupants with a connection to the outdoor through daylight and viewsIntent
y g y gCredit 8.1
Exemplary Performance if 95% of space is daylight
Daylight & Views – Views 90%
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 60/72
y gCredit 8.2
Requirements
Achieve direct line of sight to vision glazing for building occupants in
90% of all regularly occupied spaces. (exceptions: copy rooms, storageareas, mechanical, laundry, etc)
For private offices, if 75% of the office qualifies as having direct line of
sight, then the whole square footage of that office may be counted;otherwise, specific square footage must be determined
Daylight & Views – Views 90%
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 61/72
Credit 8.2
Daylight & Views – Views 90%
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 62/72
Summary
Design Submittal
Completed submittal template stating occupied space (sf) and area of space (sf) with views
Copies of project drawings
Narrative
Documentation
Lower partition heights, interior shading devices, interior glazingTechnologies
Achieve direct line of sight to vision glazing for building occupants in 90% of all regularly
occupied spaces
Requirements
Provide building occupants with a connection to the outdoor through daylight and viewsIntent
Credit 8.2
Example Exam Questions
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 63/72
There are 4 categories of questions:
Type 1) Knowledge of LEED Credit Intents & Requirements Type 2) Coordinate Project and Team
Type 3) Implement LEED Process
Type 4) Verify, Participate in and perform technical analyses required for LEED
Credits
Example Exam QuestionsType 1) Knowledge of LEED Credit Intents & Requirements
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 64/72
Type 1) Knowledge of LEED Credit Intents & Requirements
1) Which two are NOT accounted for in EQ Credit 6.2, Controllability of Systems; ThermalComfort? (Choose two)
A) Humidity
B) Ventilation effectiveness
C) Air movement
D) Daylight
E) Radiant temperature
Example Exam QuestionsType 1) Knowledge of LEED Credit Intents & Requirements
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 65/72
Type 1) Knowledge of LEED Credit Intents & Requirements
2) The option one calculation methodology for daylight Glazing Factor, as defined in theLEED reference Guide for Credit 8.1, Daylight & Views:Daylight 75% of Space,accounts for which three? (choose three)
A) Window area
B) Room floor area
C) Wall reflectance
D) Solar orientation
E) Room cavity ratio
F) Visible light transmittance of glazing
Example Exam QuestionsType 1) Knowledge of LEED Credit Intents & Requirements
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 66/72
Type 1) Knowledge of LEED Credit Intents & Requirements
3) The indoor environment quality section of the LEED rating system addresses issuesranging from ventilation effectiveness and pollutant source control to thermal comfortand daylighting. On average, approximately how much of their time do Americans
spend indoors?
A) 50%
B) 30%
C) 90%D) 70%
Example Exam QuestionsType 2) Coordinate Project and Team
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 67/72
Type 2) Coordinate Project and Team
4) Which one of the following best describes the LEED credit and parameter(s) to whichASHRAE standard 62.1-2004 applies
A) SS Credit 8, Light pollution; outdoor lighting levels and luminaire cutoff angles
B) EQ Credit 6.2, Controllability of systems; thermal comfort
C) EA Credit 5, Measurement and Verification; calibrated simulation and ECM isolationoptions
D) EQ Prerequisite 2, Environmental Tobacco Smoke Control; indoor air quality
E) EQ Prerequisite 1, Minimum IAQ Performance; ventilation and indoor air quality
F) EA Credit 3.2, Construction IAQ Management Plan; air volumes for building flushout
Example Exam Answers
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 68/72
1) B, D
2) A, B, F
3) C
4) E
Example Exam QuestionsType 1) Knowledge of LEED Credit Intents & Requirements
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 69/72
yp ) g q
1) Which two are NOT accounted for in EQ Credit 6.2, Controllability of Systems; ThermalComfort? (Choose two)
A) Humidity
B) Ventilation effectiveness
C) Air movement
D) Daylight
E) Radiant temperature
Example Exam QuestionsType 1) Knowledge of LEED Credit Intents & Requirements
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 70/72
yp ) g q
2) The option one calculation methodology for daylight Glazing Factor, as defined in theLEED reference Guide for Credit 8.1, Daylight & Views:Daylight 75% of Space,accounts for which three? (choose three)
A) Window area
B) Room floor area
C) Wall reflectance
D) Solar orientation
E) Room cavity ratio
F) Visible light transmittance of glazing
Example Exam QuestionsType 1) Knowledge of LEED Credit Intents & Requirements
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 71/72
y ) g
3) The indoor environment quality section of the LEED rating system addresses issuesranging from ventilation effectiveness and pollutant source control to thermal comfortand daylighting. On average, approximately how much of their time do Americans
spend indoors?
A) 50%
B) 30%
C) 90%D) 70%
Example Exam QuestionsType 2) Coordinate Project and Team
7/30/2019 Egbc Leed Training - Ieq Rev2
http://slidepdf.com/reader/full/egbc-leed-training-ieq-rev2 72/72
4) Which one of the following best describes the LEED credit and parameter(s) to whichASHRAE standard 62.1-2004 applies
A) SS Credit 8, Light pollution; outdoor lighting levels and luminaire cutoff angles
B) EQ Credit 6.2, Controllability of systems; thermal comfort
C) EA Credit 5, Measurement and Verification; calibrated simulation and ECM isolationoptions
D) EQ Prerequisite 2, Environmental Tobacco Smoke Control; indoor air quality
E) EQ Prerequisite 1, Minimum IAQ Performance; ventilation and indoor air quality
F) EA Credit 3.2, Construction IAQ Management Plan; air volumes for building flushout