NOR820

Automatic Drop Seal by Norsound

  • • Lightweight operation
  • • Prevents heat escaping and draughts entering
  • • Quick installation
  • • Sound reduction up to 55dBRw
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Enhance the acoustic performance of existing doors

Specifically designed and manufactured by Norsound in Germany, the new NOR820 has seen a raft of improvements that make it the perfect choice for sealing existing doors.

Clever design changes to the fixing method allow for the product to be fitted to either the inward or outward face of a door in minutes, enhancing the comfort of any space whether it be an office, living area, school or hospital.

The NOR820 is a perfect retrofitting system to improve the acoustics of old buildings, as well as helping save energy & money by preventing draughts from entering and heat from escaping. Use this seal in conjunction with Norsound acoustic perimeter seals to provide the best acoustic performances possible, compliant with both Document ‘E’ and BB93.

Manufacturer Datasheet
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Fitting Instructions
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CADs
CAD - DWG
CAD - DXF
CAD - PDF
Length Code
400mm NOR820-400
500mm NOR820-500
600mm NOR820-600
700mm NOR820-700
800mm NOR820-800
900mm NOR820-900
1000mm NOR820-1000
1100mm NOR820-1100
1200mm NOR820-1200
Bwf
Gai
Fdis
Ribalogo