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Acoustic Drop seal (Surface Mounted)

The Acoustic Drop seal Type 37S is a surface mounted 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. Complies with Approved Documents E and M for Acoustic and DDA access requirements. The seal forms an effective barrier against the outside climate, noise, light, insects etc. Designed for surface mounted applications 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.
Suitable for all types of wooden doors. Can be fitted inside or outside of the door.

Graduated scissor action
(seal drops on hinge side before lock side).

Tested for durability 200,000 cycles completed without failure.

Noise Reduction Index: Rw 37dB
Acoustic performances are subject to the door density/style and the type/s of threshold and perimeter seals used.

Finish: Satin Anodised Aluminium
Suits gaps: 3 to 14mm

Seal Lengths:
330mm, 430mm, 530mm, 630mm, 730mm
830mm, 930mm, 1030mm, 1130mm, 1230mm

Maximum trimming:
20mm - 330mm
120mm - 430mm
150mm - 530mm to 1230mm


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