* BBA certified heavy weight breathable roof tile underlay * Suitable for warm and cold roof applications * Requires no ventilation if installed in accordance with instructions The weather can be unpredictable, but you won't have to worry about that if you use this Rhinovent Pro Breathable Membrane roof tile underlay. It's a composite structure made by laminating a water vapour permeable film in between two layers of non-woven, spunbond polypropylene. This makes it highly flexible, so it's easy

Brand Name	Rhinovent