Strotex V 135GSM Breather Membrane is an air tight, vapour permeable, lightweight breather membrane for fully supported and unsupported installations in roofs and also for walls as a wind-proof material. It is a high performance breather membrane, consists of 3 layers to achieve a high vapour permeability, superior water resistant performance, and brilliant tensile tear strength. It can be used also in timber and metal framed constructions. Suitable for applications on warm, cold and hybrid roofs.