Presentation for zenergy_house

Near Zero Energy Opportunities

Tammy Schwolsky, LEED AP; HERS; GPR; BPI Instructor

Residential Retrofits

Energy Auditor Training

Comprehensive Diagnostic Energy Audits and Consulting

Energy Efficiency

Retrofit Construction

The Three Legs of Our Stool

What is Home Performance? “House as a System”

approach

Building Science as a foundation

Identify opportunities with visual and diagnostic assessment

Comfort; Durability; Health/Safety; Energy Efficiency

Quantifiable results Q/A + Q/C

don’t guess…..test!

Single Family Case Study

CoolingDistribution SystemsDHW (domestic hot

water)Energy Management Interior Finishes Water Conservation

Opportunities major improvements addressed:

Air LeakageVentilationInsulationLightsAppliancesHeating

Two oversized furnaces Two 3-ton AC units Old inefficient natural drafting water heater Poorly installed insulation Old metal framed single pane windows, some broken Leaky recessed incandescent lighting Inefficient pool pump Water pipes leaking in crawl space Mold and termite damage Typical Southern California landscaping with the

majority being turf

Before

AfterAC & Combined Space & Water Heating

3-ton ultra high efficiency AC unit (water cooled condenser)

Sealed combustion high efficiency water heater with variable speed air handler

Air sealed & improved insulation Vapor barrier in crawl space New dual pane low e windows Low sone exhaust ventilation IC rated CFL only cans LED lights New high efficient pool equipment & salt water conversion Solar pool heating Plumbing re-pipe; insulated hot water pipes 3 dual flush toilets New Energy Star appliances Drought tolerant landscape Smart irrigation 2.4 kWh Solar PV array Real Time Energy Management System … and more

After

Multi-family Performance Testing

Multi-family Building Analysts - MFBA

comprehensive energy inspections

recommendations achieve deep energy reductions + performance

targets

yield the highest economic return for owners and organizations

Government and Utility Support

DRIVERSTowards Market Transformation

FederalHome StarGold StarSilver Star State

Energy Upgrade California

CountyLos Angeles County Energy Program (LACEP) San Diego Green Building Incentive Program

Local UtilitiesWhole House Home Performance Program

(WHHP) Prescriptive Whole House Retrofit Program

(PWHRP)

prevent fraud and assure quality

incentive programs require appropriate licensing and certification for all participating contractors

percentage of all jobs will be inspected by a third party upon completion to verify proper installation

Workforce Development Training

Certification Confusion?

A Better Approach

questions

Tammy Schwolsky, LEED AP; HERS; GPR and BPI Affiliate Instructor

tammy@reasenergy.com

REAS, Inc. 818.752.0407

www.ReasEnergy.com www.TrainToSustainLA.com

www.ZenergyHouse.com

Thank you!