The Athmer sound insulation door seal Schall-Ex® DUO L-15/28 OS 1-404 is a high-quality solution for soundproofing wooden doors. With a length of 833 mm and a silicone sealing profile, it offers an effective way to reduce noise and enhance comfort in living and working areas. The seal is specifically designed for a two-sided release, with the release button positioned on the hinge side and the release latch on the lock side. The maximum sound insulation value of over 50 dB with a floor clearance of 7 mm ensures a significant reduction in noise. The aluminum housing is anodized in silver, giving the seal not only an appealing appearance but also high durability. The seal can be shortened to a length of 708 mm, allowing for flexible adjustment to various door sizes.

• Maximum sound insulation value of over 50 dB at 7 mm floor clearance
• Sealing stroke of 12 mm for optimal sealing
• Can be shortened by 125 mm for individual adjustment
• Sealing profile made of high-quality silicone
• Robust aluminum housing with silver anodization.