How to identify the quality of the installation of aluminum windows and doors?
Can not be fixed on a brick wall, can not stand tight box in place of the fixed wedge up and down the top gun. Gap and slide up and down on top of the fence, should all be filled with cement mortar to prevent water poured into the room.
4, aluminum window profiles wall thickness of not less than 1.4 mm, wall thickness profile of the door should not be less than 2 mm
3, vertical and horizontal frame balcony aluminum window frame must be firmly fixed to the top of the balcony railing and balcony, usually with nail or rivet fixed in concrete, painted application fixed angle reinforcement.
1, installed aluminum windows and doors should be closed tight, uniform gap; doors and windows box fan and stand fan or adjacent sides parallel deviation should not exceed 2 mm, open. Open and flexible, with ease.
2, sliding doors and windows, fancy smooth glide path is installed, be careful not to have a bump phenomenon, gently push the doors and windows should be slidably
