Automatic door bottom seal consist of aluminum section which surrounds a movable drop down seal is actuated bya plunger which contacts the jamb as the door is closing, forcing the drop door seal down against the floor on threshold.
Length: 380mm-1500mm,customized
Sealing gap: 3-15mm
Sealing material: Silicone/TEP/EPDM etc.
Function: Dust-proof, anti-dug, sound proof etc.
Application: timber and steel door of Home, office, hotel, factory etc.