Knauf Dritherm 37 Cavity Slab 100mm 6.55m2 per pack Thickness: 100mm, Length: 1200mm, Width: 455mm Excellent thermal performance Non-combustible A1 Euroclass Reaction to Fire classification Manufactured using a water repellent additive Fully fill the cavity to prevent mortar snots and prevent bridges Slabs are sized to fit between wall ties without the need for retaining discs Quick and easy to install British Board of Agrment approved for use in all exposure zones

Due to geographical locations we are unable to deliver to: Isle of Wight, Isle of Man and Ireland.