Wooden door seals play a key role in wooden doors, anti-theft doors, sliding doors, various doors and windows. The most obvious is sound insulation and shockproof. After installing it on the door stop line, it will reduce (or even disappear) the collision sound when closing the door (window). noise. The second is sealing, shock absorption, and isolation of indoor and outdoor air, which effectively plays a role in heat preservation and energy saving, and will prevent small insects such as mosquitoes from drilling into the room. Slotted sealing strip is to open a groove on the door frame and install the sealing strip. This slotted seal makes the sealing strip not easy to fall off when inserted into the groove, and it is easy to install.