75mm URSA 35 Cavity Wall Insulation Batt - 4.91m2/Pack

This 75mm URSA Cavity Batt has a lightweight, semi-rigid mineral wool structure that's been treated with a silicon-based water repellent. It can be used in cavity walls of up to 25m, either partially or completely filled in. Each pack's total coverage is 4.91m2 & the single product coverage is 0.61m2. The thickness is 75mm and the width/length are 455mm/1350mm respectively. It boasts a fire rating of A1 (BS EN 13501-1) & a thermal conductivity of 0.035 W/mK.