The Door Bottom seal was made by the hight quality aluminium alloy holder (OR Pvc holder) and PP brush strip(or PVC rubber seal) The brush strip or The rubber tape can be detached to wash or replaced. Special design for sealing gap between fixed door bottom and floor, have sealing, anti-dust and prevent mosquito function Apply to the bottom of swing doors, sliding door and free door. Advantage:Sound proof / Wind & Dust proof/ Cold Air proof/ Hot Air proof Light proof / Insect, Mildew and Fungus & Vermin proof /Fire Labeled