Timber-Aluminium Windows

HF 510 Timber-Aluminium Windows

HF 510 timber-aluminium windows are highly insulating, market leading Internorm systems. The slim sightlines and maximum glass for increased light transmission offer great living comfort and a modern and elegant design. Weather-resistant aluminium, solid timber profiles and an extra layer of insulating foam creates an energy efficient window which has a U-value of just 0.65 W/m2k.

aluminium double glazing profile Gloucestershire

Thermal Insulation (in W/m2K):

Uw up to 0.62


Sound Reduction (in dB):




Secured by Design & PAS 24

More Info

These HF 510 timber-aluminium windows can be personalised with a range of colours to match any home or new build property. Boasting sound reduction capabilities of 33-46 dB, these triple glazed windows will minimise noise pollution and improve privacy. Compliant with the PAS 24:16 security test, rest assured that our triple glazed windows are designed with your safety in mind. Contact us today to learn about the pricing of our HF 510 timber-aluminium windows.

Technical Specifications

Dimension (in mm) Opening Versions Gaskets
Frame construction depth 85
Quantity 3
View width frame/sash 114
Turn and turn/tilt
Colour Black
View width flying mullion (2 sashes) 134
View width transom/mullion (2 sashes) 173
Sliding window
Lockable doors
Sliding doors
Doors with threshold
Outward opening doors

Features & Benefits

Security and Stability

Our HF 510 timber-aluminium windows are sure to keep any property secure with concealed locks and RC2 protection from intruders or burglars. Fully compliant with PAS 24:16 security standards, these windows will give you complete peace of mind.

Heat Insulation

Designed with thermal insulation in mind, our HF 510 timber-aluminium windows include highly insulating thermal foam as well as externally positioned weather resistant aluminium. Triple continuous gaskets will prevent rain from entering the property.

Intelligent Design

Our HF 510 timber-aluminium windows contain a number of innovative features including I-tec Glazing. This is a method of all around bonding of the glass pane, which makes your windows extra sturdy and secure.

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HF 510 Timber Aluminium Window Prices

Use our online contact form to ask us any questions which you have and request a quote for our products. You can call our team of product specialists, based in the Gloucestershire area, on 0800 612 6519. They will be happy to help you with any additional information which you need. You can book an appointment online to visit one of our showrooms. Use the Find A Showroom tool to find the nearest one to you. 

Extra Features


These Internorm windows are available in an array of colours and with all manners of hardware and accessories. From handles to locking systems, we have something for every project.

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Window Hardware Installers Gloucestershire

Case Studies

Take a look at our case studies to find out more about how our installation process works. You can see how our windows have adapted to fit renovated or extended homes or new build properties.

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Minimal Frame Aluminium Windows Gloucestershire


Our showrooms, located across England, Wales and Scotland, offer you the opportunity to see our products in person and examine small details. Our team of product specialists will be on hand to answer any questions you have or give you specific advice for your project.

View Showrooms
sliding door showroom

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