No matter what kind of high-grade doors and windows have gaps when they are in use, they must be sealed with building glue to ensure good performance of doors and windows. They are disposable silverware set, Styrofoam, and silicone silicon sealant respectively. This is a necessary product in the installation of doors and windows. Disposable silverware set and Styrofoam are used in the installation of plastic steel doors and windows; While Broken Bridge aluminum doors and windows and disposable silverware set are used in the installation of Styrofoam, silicone silicon sealant or above are used.
