FIRESTOP Intumescent Kit To Suit Asec Flat Pattern Mortice Latch

This FIRESTOP Intumescent Kit is designed to suit the Asec Flat Pattern Mortice Latch. Manufactured from interdens, it can be cut down to size and features zero pressure foam expansion. It has been tested to BS476 Part 22: 1987 & BS EN 1634-1: 2014 and is both 30 and 60 minute rated. The semi rigid interdens with a self-adhesive backing ensure easy application.