Door Bottom Acoustic Seal & Smoke Seal
Suitable for wooden or metal door assemblies.
Automated drop-down action.
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 33dB*
Suitable for new and retrofit
Screw fixing (screws supplied)
Anodised satin clear finish
This seal is also available in a rebated version.
Tested to 200,000 cycles.The ASDB/SM seal is 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 face mounted applications. It is operated automatically by pressure against the door jamb on its adjustment block 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, Seal drops on hinge side before lock side.
Suitable for all types of swing doors.
Min/Max Gap: 3mm-14mm.
Seal Lengths: 330mm, 430mm, 530mm, 630mm, 730mm, 830mm, 930mm, 1030mm, 1130mm, 1230mm.
Seal can be cut back by 95mm.
Anodised satin clear finish.
* 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.