EXOPERM DURO 300 SA is a vapour permeable self-adhesive breather membrane providing long term external weather protection for wall and roof constructions. Based on the proven performance of EXOPERM DURO 150, DURO 300 SA integrates a factory applied full surface acrylic adhesive layer, enabling secure, fast, and controlled installation without the need for mechanical prefixing in most applications. Lightweight yet durable, it combines high vapour permeability with reliable water resistance while delivering enhanced wind tightness and improved resistance to billowing through fully bonded installation. Roll size: 1.45m x 30m (43.5 m²)