The Athmer Sound-Ex® L-15/30 WS 1-880 door drop seal is an advanced solution for sound insulation for wooden doors. It has been specifically designed for use in soundproof, fire-resistant, and smoke-tight doors, meeting the requirements of ÖNORM B 3850, DIN 4102, ÖNORM B 3851, and DIN 18095. With a length of 958 mm and a height of 30 mm, this seal provides effective sealing for a floor gap of up to 20 mm. The robust internal mechanism ensures reliable operation, while the tool-free adjustment of the seal allows for easy installation. The material consists of anodized aluminum and self-extinguishing silicone, ensuring both durability and safety. The seal achieves impressive sound insulation values of up to 52 dB at 7 mm of floor clearance and 51 dB at 15 mm of floor clearance, making it an ideal choice for sound-sensitive environments.

• Height adjustment and slope compensation for optimal fitting
• Robust internal mechanism with parallel release
• Tool-free adjustment for easy installation
• Sound insulation values up to 52 dB at 7 mm floor clearance
• Self-extinguishing silicone for increased safety.