Intumescent fire and smoke dampers
Find and specify intumescent fire and smoke dampers from top manufacturers with NBS Source. Browse 1 products that are ready to use on your projects. Classification Pr_65_65_24_42.
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LVH54 Intumescent Air Transfer Grille
Verified 13 days ago
Lorient
Vision-style intumescent air transfer grille for ducts.
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