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By certification 
Description
The Aluminum automatic drop down seal consist of aluminum section which surrounds a movable drop down seal is actuated by a plunger which contacts the jamb as the door is closing, forcing the drop door seal down against the floor on threshold.
Product Name |
Acoustic Door Drop Seal |
Material |
Aluminum Alloy + Silicon Rubber |
Dimension(mm) |
14x34 |
Gap(mm) |
Min. 3 mm / max. 13 mm |
Standard Length (mm) |
600mm,820mm,920mm,1070mm, 1220mm |
Seal Color |
Black, Grey |
Fixing |
Concealed, with supporting stainless steel escutcheon plates |
Cutting back length
Stick a cutting label on the end of the drop seal
Installation
Package
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http://www.firestopchina.com/
