Roof tissue is mainly used as substrates for water-proof roofing materials. It has a good impermeability, high strength, corrosion resostance high porosity, easy pitch soak and other characteristics. The asphalt mat that is made with S-RM series base material has an excellent weatherproofing, improved seepage resistance, and longer service life, therefore, it is an ideal base material for roof asphalt mat etc. S-RM mat series felt can also be userd as the housing heat insulation layer.
