NOR820 – Surface Mounted Fire rated Drop Down Seal 900mm

38.00

Installation of the NOR820 drop seal provides smoke and acoustic performance without the removal of timber from the door. Fitting of the seal is not detrimental to the doors performance for fire resistance.

The seal comes fully fire tested to comply with British Standard BS476: Part 22 and has a wealth of acoustic data as evidence of its competent sound attenuation properties.

Suitable for use on most fire doors
Compliant with BS 476-22
UL Approval
Smoke tested in accordance with BS 476-31.1
Acoustically tested in accordance with BS EN ISO 10140-2
Certifire CF629
1,000,000 cycle tested

  • Size- (mm)14×35
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Description

Adjustment- Clip-in actuator, adjust by hand
Application- Single and double leaf doors
Colour- Satin Anodised Aluminium (SAA) Cover Plate, Light Grey (seal & actuator)
Cut Back- (mm)125 (500-1200), 130 (400)
End Caps- End caps supplied
Fixing- Screw fix to either side of door face
Length- (mm)400, 500, 600, 700, 800, 900, 1000, 1100, 1200
Material- Aluminium (holder), Silicone (insert)
Maximum Drop- (mm)12
Size- (mm)13.5 (W) x 45 (H)

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.

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