The Fire & Acoustic Door Drop Seals are designed for the gap
between the door bottom and floor,it provides an excellent barrier
to airborne sound and helping to ensure that the acoustic
attenuation provided by a door set .
The Fire & Acoustic Door Drop Seals control the movement of the
inner sealing strip through mechanical movement . When the door is
closed , internal sealing strip will be down automatically to
performance the tight sealing effects. When the door is opened, the
inner seals will be automatically rise from the floor. Some of this
serious seal can be fully hidden in the door bottom groove, the
door beautiful surface will not be affected by installation of the
Location: Single and double butt hinged doors bottoms. Min door thickness
50mm for rebated meeting stiles and 40mm for plain meeting
stiles(for semi mortice).
Installation: Mounted into a 27mm x 44mm groove that has been morticed into the
bottom edge of the door. Place the seal inside of the groove and
fix the cover plates on both ends.
Min / Max Gap: 3mm to 13mm.
Length :650-1500mm (Provide 100mm for cutting on the end).
Appearance: Grind arenaceous oxidation surface, Silver.
Seal material:Silicon rubber or EPDM seal.