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fire door expansion rubber gasket seal strip smoke barrier flame retardant self-adhesive intumescent sheet passive tape
$1.6$3.18-49.69%
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Fire Door Expansion Rubber Gasket Seal Strip – Premium Smoke Barrier & Flame Retardant Solution
High-density intumescent rubber material expands under heat to seal gaps, blocking smoke and flames effectively. Self-adhesive backing ensures quick, tool-free installation on door frames for enhanced fire safety compliance. Certified flame-retardant with superior durability, ideal for commercial buildings, apartments, and industrial facilities. Precision-cut edges and uniform thickness provide a tight seal, preventing air leakage and energy loss. Multi-purpose use: fire-rated doors, elevator shafts, HVAC systems, and passive fire protection barriers. Bulk pricing available – wholesale discounts for large orders, shipped globally with reliable logistics.
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