sight / lightproof and fireproof Aluminium Grilles

Publication GRILLES section 1 SEPT 2005 Part F R Aluminium Grilles supply, exhaust and transfer ventilation systems sight / lightproof and fireproof introduction ordering details type border fixing finish 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 air SIGHT / LIGHT PROOF 2 25 - 57 W & H Opening 5 Dimensions TG2 H -19 16 TG1 (Door Transfer) 32 25 35 min Beading by others Intumescent Core TG T/TG2 T/TG1 T/TG T/TG2/BV60 57 min W & H Opening Dimensions 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. DIMENSIONS Transfer air R 3 AIR FLOW RATE NOMINAL WIDTH (mm) NOMINAL HEIGHT (mm) GRILLE FACE VELOCITY (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 0.5 2 100 30 STATIC PRESSURE LOSS (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 DATA Transfer air R 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 FIRE EXIT Transfer air 6 W & H Opening Dimensions 8 Steel Grille (SG) W / H -2 W / H +50 Intumescent Core (BV60) 8 6mm Intumescent 40 min Blade on 20mm pitch SG - BV60 DIMENSIONS Transfer air R 7 AIR FLOW RATE NOMINAL WIDTH (mm) NOMINAL HEIGHT (mm) NR LEVEL l/s m3/hr 50 30 20 10 5 40 30 20 200

For more information on sight / lightproof and fireproof Aluminium Grilles talk to Brooke Air Sales