Isover CWS 36 100mm is a glass mineral wool cavity insulation batt used in masonry brick / block work construction. This 20 pack best price deal allows you to buy at the best available prices. The strong, resilient and flexible batts are 455mm wide to fit between standard wall tie spacing. Isover CWS 36 provides thermal performance in external masonry cavity walls to meet UK thermal building regulations.Isover CWS 36 100mm comes in packs of 12 pieces 100x455x1200MM (6.55 M²) 20 x Packs = 131M2Lambda Value = 0.036
