Fire-Expanding Door Seal Strip for Reliable Fire Protection Needs

Fire-Expanding Door Seal Strip for Reliable Fire Protection Needs. High Expansion Rate: Expands 10-60 times rapidly under heat to seal gaps effectively. Customizable Shapes: Available in custom widths, thicknesses, and profiles to fit specific needs. Eco-Friendly Material: Made from pure virgin resin with no harmful additives or irritating odors. Stable Performance: Expanded body remains stable under heat without crumbling or blowing away. Wide Hardness Options: Soft and hard grades customizable to match different application requirements. Versatile Applications: Suitable for fire doors, windows, cables, ducts, and elevator shafts. Clamping Compatible: Designed for non-adhesive installation with clamping compatibility.