An automatic door bottom seal which raises as soon as the door leaf is opened even by a few millimeters. An acoustically designed seal for rebated applications, mounted into a 15mm x 28mm groove that has been morticed into the bottom edge of the door. It is operated automatically by pressure against the door jamb on its adjusting screw and seals when the door closes and retracts automatically when the door is opened.
Can be fitted inside (lock side using bumper provided) or outside of the door (non-lock side). Tested for durability 200,000 cycles completed successfully for fire-rated smoke doors.
Suitable for all types of wooden doors. 14mm maximum drop, graduated scissor action (seal drops on hinge side before lock side).
Noise Reduction Index Rw up to 51dB
Anodised Satin finish
Min/Max Gap: 3mm – 14mm.
Seal lengths: 330mm, 430mm, 530mm, 630mm, 730mm, 830mm, 930mm, 1030mm, 1130mm, 1230mm. Maximum trimming length 150mm.
Karta montażu – PDF