Carlisle Brass ES400 Intumescent Air Transfer Grille 150mm X 150mm£22.19 inc VAT Intumescent air transfer grille 150mm x 150mm. Air transfer vent grille designed for use in fire resisting doorsets and compartment walls. When dormant, the grilles allow air to circulate throughout the building. In the event of a fire they are designed to close and restrict the flow of hot gasses and fire. Matching face plate cover available (ES420) sold separately. All air transfer grille systems are tested to BS476 part 20/part22:1987 – 30 and 60 minute fire rated. Comes with a 10 year mechanical guarantee. Suitable for all domestic, commercial and industrial use. NOTE: This product is only available for online delivery and not for pick up from our trade counter Refresh Captcha Carlisle Brass ES400 Intumescent Air Transfer Grille 150mm X 150mm quantity Add to cart SKU: ES400 Category: Intumescent Description Additional information Description Intumescent air transfer grille 150mm x 150mm. Air transfer vent grille designed for use in fire resisting doorsets and compartment walls. When dormant, the grilles allow air to circulate throughout the building. In the event of a fire they are designed to close and restrict the flow of hot gasses and fire. Matching face plate cover available (ES420) sold separately. All air transfer grille systems are tested to BS476 part 20/part22:1987 – 30 and 60 minute fire rated. Comes with a 10 year mechanical guarantee. Suitable for all domestic, commercial and industrial use. Additional information Color Non Applicable Manufacturer Carlisle Brass Unit of Sale Each Related products Carlisle Brass INT1433/300B/S Intumescent Hinge Plates – Bulk Pack Of Singles 300 100x31mm 100 X 31 X 0.8 – Pack £135.62 inc VAT Add to cart Carlisle Brass INT1443 Intumescent Hinge Liner 4 No (100mm X 40mm) To Suit A Pair Of Hinges 100 X 40 X 0.8 – Pack £2.51 inc VAT Add to cart Carlisle Brass INT2500 Intumescent Kit For Dcfs150 D/A Floor Spring 308 X 108 X 38 £38.50 inc VAT Add to cart Carlisle Brass INT2024/36 Intumescent Kit For Dcc2024cf/36 Closer 306 X 66 X 37mm £24.85 inc VAT Add to cart Carlisle Brass INT2024 Intumescent Kit For Dcc2024cf Closer 285 X 62 X 32mm £24.85 inc VAT Add to cart