Intumescent Strip with Smoke Seal - 20 x 4mm 2.1m White

The Intumescent Strip with Smoke Seal 20 x 4mm 2.1m White is designed to expand under heat to help seal gaps around fire doors, while the integrated smoke seal reduces the passage of cold smoke in everyday conditions. Suitable for door frames and joinery applications, it enhances passive fire protection and helps maintain compliance with building safety standards. The white finish provides a clean, discreet appearance, making it ideal for residential and commercial installations where both safety and aesthetics are important.