Norsound NOR710 Retro Fit Door Head & Jamb Door Seal - 2 Lengths Available

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Norsound 710 Retro Fit Door Head & Jamb Door Seal


This revolutionary retro fit seal increases acoustic performance of a standard fire rated door simply and effectively. Its design is based on ‘dual air pocket technology’ which acts in the same way as triple glazing. The NOR 710 also has smoke seal capabilities in accordance with BS 476 Part 31:1 and is unaffected by Door Furniture including hinges and latches. Norsound have cycle tested the NOR710 acoustic door seal up to 1,000,000 opening and closing cycles.





Smoke tested in accordance with BS 476-31.1

Acoustically tested in accordance with BS EN ISO 10140-2

1,000,000 cycle tested

Standard Lengths (mm)

2100, 3000


Flexible and rigid PVC

Size (mm)



Black (BK) / Brown (B) / White (W) / Grey (G)