Fire door seals are designed to maintain the integrity of fire doors. This 20mm brown door seal contains intumescent material which expands when subjected to heat to form a seal around the fire door. This prevents the fire from spreading through the door to other areas.
- Resists passage of fire for up to 60 minutes
- Fully tested to BS476:Part 22 Fire Only and BS476:Part 31
- Length 1050mm