Chongqing doors decorative water leakage prevention measures: 1, do a good job drawing Mixed perfect node detail, the better design quality. 2, sent strictly monitor the quality of windows and doors as well as material and production quality of the installation, it is fully in line with the requirements of the design and construction specifications; strict control of hole size aside, reasonable arrangements for the construction sequence. During the construction of the main structure of the door and window openings reserve size, position and be strict control; keep the wall of windows and doors installed after wet operations, including inside and outside do first rough, rough up and down when including hanging line, horizontal line pull through, in order to ensure hole location, size is correct; but after playing the line installed windows and doors, so not only can guarantee the box around the gap with the wall of uniform, straight up and down, but also conducive to product protection. 3, doors and windows fixed, is strictly prohibited in the brick wall with a nail and nail fixed, not by expansion bolts on brick, precast concrete to this end should be embedded in advance in the sash around the block; the number and location of the connection piece should meet the regulatory requirements. 4, the gap outside the doors, window frames and the wall between the material should clean up after using a closed cell elastomeric material filled around 5-8mm should be leaving in the groove, and the use of weather sealant treatment. 5, Chongqing decorative sash windows and wall cracks caulking material must be selected PU polyurethane foaming agent, polyurethane PU foam blowing agents can white line expansion, which can effectively fill the gap, easy to operate. 6, accurate hit NOTE sealing materials, plastic injection is made after checking dispensing continuous injection to prevent leakage. 7, the wound should be prepared outside the window dripping sill flashings should be prepared, should be higher than in the windowsill outside windowsill. 8, set the drainage holes for doors, windows, drainage holes should open. 9, Chongqing, decorative doors and windows before final acceptance of the project, the external doors and high-pressure water spray test, to test whether there is water leakage, once discovered there are leakages, to be completely renovated treatment. 10, the window lintel do drip line, outside sill lower than the inner sill less than 20mm, and find the slope outward. Aluminum door frames after installation, the application of polymer mortar filling full, after filling the necessary standing to be fully hydrated cement mortar shrinkage after wiping the windowsill. Plastering joints around window frames will clean up the sash edges sealed cream filling, and check the tightness of aluminum profiles. Sash installed according to specifications for aluminum doors and windows installed, mainly to ensure rigor sash around the strip, or contact at the sash and frame will be leaking. 11, install windows and doors should be checked before the hole size, the deviation is too large (refer to box and hole unilateral gap of 20mm rain) must first be processed on the fine stone coagulation. After the installation is complete with sash facades for six hours watering and test waterproof aluminum window. Chongqing doors and decorative http://www.cqhaoyi.cn?