88mm Plastic Steel Casement Window Three glass tempered insulated glass 5LOW-E+16Ar warm edge+5+16Ar+5LOW-E 3.0mm Profile wall thickness 3.0mm A Beyond international Class A requirements German RENOLIT professional lamination Environmentally friendly formula system, green and non-pollution Recyclable Simple folding design Better water tightness Seamless welding technology Patent designed glass trough plate Effectively reducing heat transfer coefficient Patent non thermal bridge lining design Energy saving and fire-resistant EPDM Automotive grade EPDM sponge rubber strip Seven chambers structure Thermal insulation three seal design Providing unparalleled insulation effect Rectangular steel lining provides stronger rigidity for the entire window https://www.shengdaprofiles.com/top-best-window-door-system/
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