Publication

GRILLESsection 1 SEPT 2005

Part F

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Aluminium Grillessupply, exhaust and transfer

ventilation systems

sight / lightproof and fireproof

introduction

ordering details

type finishfixingborder

TG2 / 32 / SC / SAA / 300 / 200 / 6

width height quantity

example:

The TG type transfer grille is suitable for mounting in walls or doors where transfer ventilation is required between adjacent areas.

The range features single core sightproof TG grilles and the double core lightproof T/TG types. The various frame configurations are all available with an optional removable core. (Not suitable for door mounting). Intumescent core blocks (type BV60) with a 1 hour fire rating can also be supplied to fit between cores where the partition depth is suitable.

TG Type grilles can be supplied in sizes ranging from 150mm x 100mm up to 1200mm x 600mm.

sizes

finish

For all additional available options, border styles, fixings, finishes and plenums see document PART L

options

type

fixings

TG - T/TG

Standard fixing method is by countersunk screw through the flange - SC

Standard finish is satin anodised aluminium - SAA, except for lightproof types which are finished with a matt black core.

Transfer airSIGHT / LIGHT PROOF

2

25 - 57

W &

H O

pen

ing

5

Dim

ensi

ons

TG2

H -

19

16TG1

(Door Transfer)32 25

35 min

Beadingby others

IntumescentCore

TG

T/TG2 T/TG1 T/TG T/TG2/BV60

57 min

W &

H O

pen

ing

Dim

ensi

ons

57 60 min 97 min

40

H +

45

SO/TG1

25

TG - T/TG

ARCHED

optional shapes

POLYGONS OB-OVAL ROUND

Shown are a selection of possible shape options.

DIMENSIONSTransfer air

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3

AIR FLOW RATE

NOMINALWIDTH (mm)

NOMINALHEIGHT (mm)

GRILLE FACEVELOCITY (m/s)

NR LEVEL

l/s m3/hr

150

50

20

10

5

50

40

30

20

200

300

400

150

500

600

800

1000

100

200

400

300

150

1200

2000

1000

900

800

600

500

400

300

250

200

700

100

6000

5000

4000

3000

2000

1000

900

800

700

600

500

400

50

300

200

500

600

5

4

3

2

1.5

1.0

1500

150

1500

7000

0.75

0.52

100

30

STATIC PRESSURELOSS (Pa)

FREE AREA m2

0.005

0.02

0.03

0.04

0.06

0.08

0.1

0.2

0.3

0.05

0.01

0.15

SELECTION NOMOGRAM

Transfer air

4

SELECTION EXAMPLE

FREE AREA

STATIC PRESSURE LOSS

35

0.024m2

400 x 200mm GRILLE PASSING 150l/s NR LEVEL

45Pa

example

Acoustic data is presented in terms of NR levels based on a room absorption factor of 8dB.

BASIS OF DATATransfer air

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5

introduction

ordering details

type finish

SG / BV60 / SE / 450 / 200 / 6

width height quantity

example:

The fire rated intumescent grille is designed for use as a fire barrier in either doors or partitions and has a 1 hour fire rating in accordance with BS476 Part 8“Test methods and criteria for the fire resistance of elements of building construction”.

The core of the grille comprises a lattice of Palusol 210 intumescent material which swells at air temperatures above 150°C to

Standard finish for the louvre grilles is stove enamelled white or silver but other colours and types of paint finish are also available as detailed in PART L.

The SG/BV60 assembly is available in sizes ranging from 150 x 100mm increasing in 50mm increments to 600 x 600mm.

form an effective smoke and fire seal across the assembly. The cores are supplied with a set of pressed steel louvre grilles as standard, but can also be offered with other Brooke Air products such as the TG type transfer grille.

sizes

finish

For all additional available options, border styles, fixings, finishes and plenums see document PART L

options

type SG - BV60

FIRE RATED GRILLES

FIREEXIT

Transfer air

6

W &

H O

pen

ing

Dim

ensi

ons

8

Steel Grille (SG)

W /

H -

2

W /

H +

50

IntumescentCore (BV60)

8

40 min6mm IntumescentBlade on 20mm pitch

SG - BV60

DIMENSIONSTransfer air

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7

AIR FLOW RATENOMINAL

WIDTH (mm)NOMINAL

HEIGHT (mm)

NR LEVEL

l/s m3/hr

50

30

20

10

5

40

30

20

200

300

400

150

500

600

100

200

400

300

150

500

400

300

250

200

100

2000

1000

900

800

700

600

500

400

50

300

200

500

600

150

1500

2

40

30

PRESSURE DIFFERENTIAL (Pa)

FREE AREA m2

0.02

0.03

0.04

0.06

0.07

0.1

0.2

0.15

0.05

0.01

0.08

0.09

120

30

60

80

Transfer airSELECTION NOMOGRAM

8

SELECTION EXAMPLE

FREE AREA

Ps

NR36

0.027m2

300 x 150mm BV60 GRILLE ASSEMBLY PASSING 90l/s

NR LEVEL21Pa

example

Acoustic data is presented in terms of NR levels based on a room absorption factor of 8dB.

Pressure differential is the resulting difference in static pressure across the grille assembly at the design air flow rate.

Free area is based on the minimum clear area of the grille assembly.

Transfer airBASIS OF DATA

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9

Tel: +44 (0) 1268 572266Fax: +44 (0) 1268 560606

email: info@brookeair.co.ukweb: www.brookeair.co.uk

Introduction & technical overview

Adjustable Blade, Supply Air.

Fixed Blade, Exhaust Air.

Continuous, Linear, Supply / Exhaust Air.

Cill & Floor, Supply / Exhaust Air.

Sight / Lightproof & Fireproof.

Domestic Grilles.

Rigidcore & Flexicore Grilles.

Spot Louvres.

Flow control / Equalisation & Pressure Regulating dampers.

Plenum Boxes & Pan Adaptors.

Control / Frame / Fixing / Finish options & Jet Drop Characteristics.

part A

Grille programme literature

part B

part C

part D

part E

part F

part G

part H

part I

part J

part K

part L

R

JC House,Hurricane Way,Wickford Business Park,Wickford,Essex SS11 8YB,UK.