NOR810dB+ Automatic Door Drop Seal
This BS 476: Part 31:1 smoke seal compliant automatic drop down seal has a light weight mechanism which is self levelling when activated. This seal has passed a 100,000 cycle test with ease.
The NOR810dB+ acoustic door seal is adjustable to suit the gap size needed and will not only act as an acoustic barrier but also help keep out drafts and keep in energy!
- Sound reduction
- Protects against smoke
- Light-weight operation
- Ultra Soft Silicon Bubble
- Spring Loaded
* Due to the technical nature of our products they are designed to be installed by a professional.
* Actual product may vary from images.
** All information given is for guidance purposes only. Information is offered in good faith but cannot be used in place of current test evidence.
*** Diagrams not to scale.
**** Information is to the best of our knowledge and we reserve the right to change specification without notification.
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