Intumescent technology specialist Mann McGowan has unveiled the DD1 acoustic threshold seal, which has a rating of 30dB.
The company says the seal is low maintenance and can be quickly installed around the edges of doors. Supported by Mann McGowan’s range of retrofit flexible neoprene seals, the system is said to give doors and frames the equivalent acoustic attenuation of the surrounding wall.
Specifier 18 May 2007
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30dB acoustic seal