sealing strip1.Shock, collision avoidance. sealing strip could prevent room from wind, for not installed the door seal damping strip enter-door, And the door sealing strip can effectively avoid this situation.2.Seal (energy saving), sound insulation. As we all know, most of the bedroom is equipped with door, Windows, both "vent" sound insulation effect is not good, investigate its reason, the doors and Windows sealing strip should have no responsibility. sealed effect of sealing strip is good, and keep the indoor temperature, sealing strip could also prevent the room from the cooling or heating temperature.3.The decoration and beautification. Part of the door installation, need nailing fastening between door frame and wall body, it is sealing strip and nail hole can also by its cover.4.This sealing strip is factory direct supply with competitive price, and we could produce as your drawing and samples.