... quality, various size 3.competitive rates, OEM welcomed 4.1piece Electric Blind Glazing Supplied By Guangzhou Kaho Special ... glass. As a result, it has the following features: low density, low thermal conductivity, vapor impermeability, no water absorption, incombustibility, ... not only safe but also durable in rigor conditions of low and cryogenic temperature, underground, open air, flammability, ...