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Suitable for domestic and commercial
fire door rated
Cranked 25mm Dia
254mm BS EN 1935
Intumescent Air Transfer Vent Grille 112 x 225mm Size:112 x 225 Suitable for domestic and commercialAir 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 (ES423) 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
US$ 285.50
US$ 363.50
