White uPVC double window with Georgian bars installed in a red-brick house.
Quality-Engineered

Extruded Seals  guaranteed for 10 years

Quality manufactured extruded weatherseals for uPVC windows and doors provide a continuous, solid barrier and have been designed to compress completely. They also stop air leakage completely for thermal efficiency and trap dust and moisture.  Schlegel extruded seals are also guaranteed for 10 years  for peace of mind.

Colour options for uPVC frame extruded seals

Extruded seals are available in a wide range of colours. Standard colours include RAL 9005 Black, RAL 9003 White and RAL 8019 Bronze. Additional options include Papyrus White, Silver Grey, Graphite Grey, Light Grey, Dust Grey, Chestnut brown and Chocolate.

Standard
Black - Standard RAL 9005

Black - Standard RAL 9005

White - Standard RAL 9003

White - Standard RAL 9003

Product Specific
Grey - Extra RAL 7040

Grey - Extra RAL 7040

Graphite Grey - Extra RAL 7024

Graphite Grey - Extra RAL 7024

Light Grey - Extra RAL 7035

Light Grey - Extra RAL 7035

Dust Grey - Extra RAL 7037

Dust Grey - Extra RAL 7037

Grey - Extra RAL 7045

Grey - Extra RAL 7045

Brown - Extra RAL 8019

Brown - Extra RAL 8019

close shot of upvc door handle

Which seal suits your uPVC application?

Select the correct product using the table below. Each Schlegel seal is matched to a specific opening type, fitting method and gap size for aluminium frames.

Download the Schlegel Q-LON, Poly-Bond brush pile and Lozaron extruded seal brochures for full product dimensions, colour charts, performance data and EN 12365:2003 classification tables. Technical data sheets are also available per product code.

Key Benefits

Longer lasting

Schlegel extruded seals are highly durable thanks to high quality materials 

Versatile

Schlegel extruded seals are suitable for a wide range of applications

Choice

Wide range of colours, sizes and materials are available

Colour fastness

Schlegel extruded seals provide UV stable performance

Technical support 

In-house engineers develop bespoke product customer solutions 

Value-for-money

Schlegel extruded seals have long lifecycles and minimal maintenance needs

Lozaron extruded profiles for uPVC window and door systems

The Lozaron range covers TPE, foamed TPE, silicone, polypropylene and PVC extrusions, each formulated for a specific sealing application within uPVC fenestration. Lozaron silicone (LS) profiles are used in external entry doors where resilience to temperature and deformation is critical. Lozaron TPE and foamed TPE profiles serve glazing channels and casement applications.

White uPVC double window with Georgian bars installed in a red-brick house.
close shot of upvc door handle

A combined range

The Lozaron extruded range of profiles combines PP, PVC or ABS profiles with optional Q-LON foam or Poly-Bond brush pile inserts for compound sealing performance., available in kerf or surface-mount configurations for precise fitment to uPVC frame grooves.

Frequently asked questions: Schlegel uPVC window and door extruded seals

Find answers to the most common questions about specifying, fitting and maintaining Schlegel seals for uPVC frame applications.

Get in Contact

Contact us do discuss every aspect of our sealing solutions for windows and doors.






    Please upload images for your project


    Privacy statement

    Latest News

    Keep up to date with Schlegel news and product updates.
    Find out about our latest product launches, technical updates and industry news from Schlegel and the wider Quanex group.

    resources

    Technical information, brochures and product data sheets

    Access the full Schlegel technical library including product data sheets for Q-LON, brush pile and extruded seals, downloadable brochures covering EN 12365 compliance, and installation guides for timber, aluminium and uPVC applications. All documents are available to download free of charge.

    Keep up to date with Schlegel news and product updates

    Sign up to receive product launches, technical updates and industry news from Schlegel and the wider Quanex group, direct to your inbox.