Norsound NOR755 Retro Fit Door Head & Jamb Door Seal

  • Door head & Jamb seal
  • Available in 1000mm and 2100mm lengths
  • Simple retro fitment
  • Document 'E' compliant
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Norsound 755 Retro Fit Door Head & Jamb Door Seal


The retro fit capabilities of the NOR755 allows a quick and easy upgrade or enhancement of a standard fire door to make it document ‘E’ compliant. Its ultra soft silicone bubble gives excellent acoustic qualities as well as demonstrating energy saving properties by keeping energy in.  Designed for installation around the head and jamb of doorsets.



Screw fixed


Acoustically tested in accordance with BS EN ISO 10140-2

Standard Lengths (mm)

1000, 2100


Aluminium, Silicone gasket

Size (mm)



Satin Silver, Grey gasket

UK Shipping Charges For Most Products

Orders with a value of £0.00 to £54.99 have a £7.00 carriage charge with tracked next working day delivery.

Orders with a value of 55.00 to £99.99 have a £12.00 carriage charge with tracked next working day delivery.

Orders with a value of £100.00 or more qualify for free next day shipping.

Excluded Items

For carts which contain Soundproofing Mat, SilentBoard, QuietPanel, Silent Floor Ultra, M20 and R10 the following charges apply

£8.00 carriage for the first item and £4.00 carriage for every item added up to a maximum charge of £75.00.

Plasterboard and Bulk Products have a £75.00 pallet charge per item.


Our policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange. To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Non-returnable items:- Made to order items such as our Office Acoustic Panels, High End Audio Acoustic Panels and Silent Space Isolation Booths.- Gift cards

To complete your return, we require a receipt or proof of purchase. Please contact us for your return authorisation number. Once your return is received and inspected, we will send you an email to notify you that we have received your returned item.


We only replace items if they are defective or damaged. If you need to exchange it for the same item, send us an email at and send your item to: Advanced Acoustics LTD, Unit B, Maunside, Green Line Industrial Estate, Mansfield, NG18 5GU, United Kingdom.