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8×2mm
10×2mm
15×2mm
DDIS107 Wholesale Fire‑Rated Intumescent Seal Strip For architectural hardware Projects
DDIS107 fire‑rated intumescent seal strip for fire door perimeter sealing. Intumescent material expands rapidly under high‑temperature fire conditions to seal gaps, blocking smoke and flame spread. Multiple standard dimension sizes available, widely fitted onto timber fire doors and steel fire door frames. Supplied in continuous roll lengths, wholesale B2B supply for fire‑safety architectural hardware and tender projects.
| Specification | Parameter |
|---|---|
| Product Type | Fire‑Rated Intumescent Seal Strip |
| Available Sizes | 8×2mm, 10×2mm, 15×2mm |
| Working Principle | Heat‑activated expansion to block flame & smoke |
| Application | Timber Fire Doors, Steel Fire Door Frames |
| Packing | Continuous roll, cut‑to‑length on‑site |
Application Scenarios
Timber Fire Door Assemblies
Intumescent fire seal strip installed within rebates of wooden fire doors. Activates during fire event, expands to fill door gaps and restrict smoke and flame transmission for building passive fire protection.
Steel Fire Door Systems
Compatible with hollow metal steel fire door frames for commercial buildings, hotels and multi‑residential complexes, meets fire‑safety hardware specification requirements.
Architectural Fire‑Safety Tender Projects
Wholesale roll‑form supply for door fabricators and contractors. Cut‑to‑length on‑site, suitable for new build, refurbishment and fire‑safety tender documentation packages.
Product Characteristics
Special intumescent fire‑resistant compound, heat‑activated rapid expansion under fire high‑temperature conditions
Forms expanded barrier to block flame propagation and suppress smoke penetration through fire door perimeter gaps
Multiple standard dimension sizes:8×2mm,10×2mm,15×2mm to fit different fire‑door rebate dimensions
Designed for timber fire doors and steel fire door frame installations
Continuous roll supply, installers cut exact required lengths on‑site for fire‑door perimeters
Wholesale‑oriented B2B product for architectural passive fire‑safety hardware projects
Warranty & Customization
Standard quality warranty against manufacturing defects
Wholesale bulk roll supply for door manufacturers, contractors and fire‑safety architectural tender projects
Technical datasheet, profile drawing and fire‑related test documentation available for tender submission
Frequently Asked Questions
What is DDIS107 intumescent seal strip?
DDIS107 is fire‑rated intumescent seal strip. It expands under high fire heat to seal gaps, preventing flame and smoke spread for timber and steel fire door assemblies.
What sizes are available for DDIS107?
Available sizes: 8×2mm, 10×2mm, 15×2mm. Supplied in continuous rolls for site cut‑to‑length.
Which doors can DDIS107 intumescent strip be applied to?
Suitable for timber fire doors and steel fire door frames, used for passive fire‑safety perimeter sealing of fire‑rated door sets.
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