Product Description

2 sash or 4 sash 1, Nylong thermal barrier strip (PA ) 2, Double glass 5*9A*5 insulation , white glass , it can also suit for *6mm**9mm thickness glasses . 3, Thermal barrier strip : length *4.8 mm . 4, EU standard 5, It can reach different surface color of inside and outside . 6, 3 chamber , good insulation effect , sound insulation , air proof . 7, Easy processing , easy installion .