6571 Qlon UPVC Window Door Gasket Weatherseal Foam Seal

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Q-Lon Foam Seal 6571 Black or White For Windows and Doors

The Q-Lon Seal from Schlegel has been meticulously designed to provide a versatile sealing solution suitable for UPVC, Timber, and Aluminium windows and doors. It eliminates the need for adhesive, as it can be effortlessly inserted into the groove located around a sash or frame.

Crafted with utmost precision and using a distinctive blend of carefully selected materials, this Q-Lon gasket delivers unparalleled performance, even in the most challenging conditions. Ongoing research and development efforts have solidified Q-Lon's reputation as one of the most trusted sealing systems in the industry today.


  • Q-Lon foam seals: The ultimate benefits in material and function
  • Excellent memory: Returns to original shape after compression
  • Stability: Low/no stretch gained by rigid insert or glass fibre internal cord
  • Easily compressed: Low compression forces, unaffected by temperature variance
  • Acoustics: Outstanding acoustic performance
  • Thermal conductivity: Unrivalled thermal performance
  • Paint and stain proof: Properties unaffected by standard paints and stains
  • Stabilised: Unaffected by rot, fungi, UV-light or ozone
  • Temperatures: Wide operating range under extremely cold and warm weather conditions

What's in the Pack?

1 x Selected quantity of Schlegel Q-Lon 6571 Foam Seal 


  • Please refer to the measurements diagrams in the gallery.

Please note: The Q-Lon foam gasket does not require adhesive, it is designed to simply 'push in' to the groove located in the sash or frame.


We aim to deliver your products as quickly as possible. Orders taken before 12:00pm will normally be dispatched the same day. Orders taken after 12:00pm on a Friday will be dispatched the following Monday. For all Next Day Delivery Services (next working day excluding Saturday's) please order before 12:00pm for same day dispatch. Depending on the delivery service selected on checkout, we either use a next-day courier service, Royal Mail Tracked 48 or Royal Mail Tracked 24 postage service.

Free Shipping

Free shipping is available for all order over £10.00, delivery time estimates for free delivery is 3-5 working days.

No Quibble Money Back Returns Policy

Shop with absolute confidence knowing that if you are not satisfied for any reason we will refund the full purchase price providing you return the item within 30 days and in the same condition as when dispatched. Except for those cases where an item proves to be faulty, damaged on delivery or incorrectly described, return delivery charges and postage expenses are not refunded.

How do I return Items?

If you need to return an item please log into your account and click on the orders tab. Locate the order you wish to return and on the right click on 'Return Items?' You will then be taken to the returns tab; on the right hand side enter the quantity you wish to return; then on the left below the item, select the return reason and then the return action (whether you would like a replacement or a refund). If a replacement is not available, we will issue you a refund. There is a comments box to the right if you need to enter any more details.

Once you are happy that all the details have been correctly entered then click on the 'Submit Return Request' button. You will then be sent a return request email from JCP Hardware with instructions.

If you have placed an order as a guest and you wish to return it, then please email.

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