4FireDoors Intumescent Fire Only Seal Single Door Pack 10 x 4mm

The intumescent fire seals expand in the event of a fire and seal off the gap between the door and the frame, preventing the spread of fire and smoke. The seals should be rebated into either the door frame or the door itself. It is very important to fit the correct size seal, please always check fire door manufacturers instructions. Certifire Approved CF846 Supplied with a self-adhesive backing for ease of application Rapid multi-directional expantion Fire tested to BS 476 and EN 1634-1 Unaffected by moisute and common chemicals