Norseal Advantage Fire Rated Letterbox
SALE NOW ON - Selected styles and sizes
The Norseal Advantage letterbox comes tested up to 60 minutes fire and smoke protection, compliant with BS476 Part 20:22 in both 44mm and 54mm thick doors. Our Advantage range is available in either a 10” or 12” size and is a highly competent performer at both. The Norseal Advantage letterbox includes an integrated brush draught seal and fully concealed intumescent liner that wraps around the centre part.
Benefits
- Tested up to 60 minutes fire integrity in compliance with British Standard BS 476 Part 20:22
- Adjustable to suit both 44mm and 54mm thick doors
- Integrated brush draught seal
- The 12” version has an opening that meets Royal Mail standards for A4 size post
Please note letterbox style, colour and intumescent liner colour may vary to those shown.
* 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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