... long using life could be upto 25 years . Now architectural membrane material has been accepted in Westerncountries, which are ... Several different types of membrane are available1. PTFE fiberglass architectural membrane;use fiberglass as basic weaving material,coated with ... material,coated with fine PTFE resin.3.Silicone fiberglass architectural membrane;use fiberglass as basic weaving material,coated ...