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Anonymous users2024-01-24This should be due to the reason for thermal expansion and cold contraction.
The position of the balcony is exposed to sunlight for a long time, and now the temperature difference between day and night is relatively large, and the plastic steel door is easy to deform and crack due to thermal expansion and contraction. There is also a certain relationship with the quality of plastic steel doors.
Why is there no handle outside the balcony plastic steel door? There are also door handles outside the balcony plastic steel door, but they are not installed because there is less chance of using the handle in this part, which is cost-saving.
1. If you are not responsible for dismantling, you can find a porter to help you lay down the wall or find a demolition for decoration. If you make a storefront, you can install a roller shutter.
The plasticizer (oil) inside the rubber sealing strip is evaporated and extracted at high temperature, causing the sealing strip to shrink.
If you can choose the rate and alloy windows in the south, if you can choose plastic steel hollow windows in the north (good insulation).
Look at where the air leaks, where the rubber strip is aging, where the air leaks, change the rubber strip, and glue the wall.