First, carefully check the location of the air leak. The window frame and window frame are not tightly closed. There is a gap after closing, or the window frame and wall leak, or the sealing strip is damaged.
There may be several situations.
1. Whether the seal is aging or not. If there is a crack, replace the seal.
2. Silicon sealant whether it falls off, ages, and cracks
3. Broken Bridge aluminum the hinge or hinge of the window is loose, otherwise it needs to be replaced.
4. Whether the handle is in place, the locking point is loose, Shift
5. During installation, air leakage will occur when the technology is not in place. , leakage, Casement is not in the plane.
In short, after a problem occurs, as long as the cause is found, everything will be solved.
Usually, the air in the casement window leaks around the open fan. Serious air leakage indicates deformation. It is not suitable to replace the fan. If you can replace a new house or a newly installed broken bridge aluminum window within one year, if the warranty period expires, you can consider sticking the solution to the rubber rubber strip on the inner window frame. You can also re-glass silicon sealant around the window frame.
