Stainless Steel Letter Plate Set, One Hour Fire & Smoke Rated
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SKU: -ZLP03-49-BSS
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Description
Stainless steel letter plate assembly to suit fire rated doors up to 60 minutes, including smoke seals, with fire attack from either face. This set has been evaluated against BS 476-31.1 for the control of cold smoke and has a leakage rate of 1.5m3/hour/metre of frame crack at 25 Pa. The set includes external letter plate, internal flap, integral PVC encased intumescent aperture liner and smoke seals. Available to suit doors of different thicknesses; 42-47mm thick, 47-52mm thick and 52-57mm thick. Internal security catch ZLP11-BSS available to order separately.