Although the doors and windows have a tight structure and high manufacturing and installation accuracy, door and window seals are still installed on the doors and windows. The various sealing strip products produced are suitable for different occasions. Some use soft rubber sheets, some use foam plastic tape, and some are made of chemical fiber and hard plastic. Their elasticity and durability are very good. Some of the sealing methods are squeeze-type seals, while others are covered with a brush. Some of the fixing methods are self-adhesive and can be self-adhesive on the frame and the fan; some are embedded in the grooves of the doors and windows; some are nailed. In the final analysis, the type and specifications of the door and window sealing strips used must be adapted to the conditions of their doors and windows to obtain good results.

The application range of different door and window seals is different. Some brush or sheet seals are nailed at the joints of doors and windows and can only be used for wooden doors and windows. For the bottom of the door, brush or rubber seals are used It is good; and the sealing paste and metal have good bonding performance, can solidify within 24 to 28 hours, and its thickness can be adjusted according to the actual needs of the site, suitable for metal doors and windows; The pressure sealing method is suitable for windows made of different materials, and its thickness should match the width of the gap of the door and window; as for the brush-like or plastic sealing strip embedded in the groove, it must be matched with the door and window slot.