Wickes FD296 Intumescent Fire & Smoke Seal - White 15 x 4 x

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 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