2.1M x 15 x 4 Half Hour Intumescent Strip - Fire & Smoke

Norseal Advantage 15 x 4 Brush Seal Intumescent Strip. Norseal moisture resistant intumescent is tested to BS 476 part 20:22 and BS476 part 31:1 for a combined Fire and smoke seal. Advantage seals also come complete with self adhesive tape. (Fully Certifire Approved)