Automatic Drop-Down Door Bottom Seal.
Acoustically and smoke tested on proprietary fire doors*
Aluminium body with self extinguishing PVC rubber co-extruded seal and carrier.
Sound reduction of up to Rw 51 dB*
Suitable for new and retrofit
Rebated fitting - comes with prefitted screws.
Seal easily removed to prevent damage during installation.
Anodised satin clear finish
Tested to 200,000 cycles.
An automatic door bottom seal which is spring loaded to lift clear of the floor as soon as the door leaf is opened by a few millimetres.
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 without failure for fire rated smoke doors.
14mm maximum drop, Graduated Scissor action (seal drops on hinge side before lock side).
Noise Reduction Index up to Rw 51 dB* (DIN EN 20 14--03)
Min/Max Gap: 3mm - 14mm.
330mm, 430mm, 530mm, 630mm, 730mm, 830mm, 930mm, 1030mm, 1130mm. Maximum trimming length 150mm.
* Quoted sound reduction rating will vary depending on the door density and any additional threshold & perimeter seals used in conjunction with this product - contact us for confirmation before specifying.