LD53 Parallel Pulling Windows & Doors 1.European advanced windows and doors technology with refined
appearance and reasonable structure 2.equi-pressure and decompressing drainage and exhaust 3.the capability of wind-resist:4000 Pa gas-dense index: 0.1-0.5m3/mh water-dense index: 450Pa 4.to assemble pulling or pushing windows & doors 5.opening to be tilt and turn after installing fittings 6.to install hiding, insert screen and outside hung screen when
rocking rods 7.to select double glazing windows: 5+9A+5,5+12A+5 8.to select of slippery and inlaid hinge for outside opening 9.to select arc or square line 10.ALUK hardware fittings with refinement, convenience and
durability 11.thickness of forced stick: 1.4mm. materials for doors:
1.5mm、1.7mm、2.0mm(according to different strengths on different
parts)