Intumescent Fire & Smoke Seal Brown 10x4x2100mm Door Pack FD

Designed to expand under heat, and fill the gaps between the door leaf and frame, thereby preventing the passage of smoke and fire to other parts or compartments of the building Certifire Approved CF358 As a rule 10mm seals should be used for retrofitting on existing doors. 15mm seals should be used for new doors. Always check with door manufacturer Comes With Fitting Instructions All seals are supplied with self-adhesive backing tape Fire tested to BS 476 part 22 Certifire approved CF846 Smoke tested to BS 476 part 31.1 Acoustic tested to BS EN ISO 140-3 Suitable for FD30 and FD60 doors Unaffected by moisture or common chemicals