Timber-Aluminium Windows


Designed to complement traditional British architecture, FORMAPLUS windows feature timeless details, such as bevelled edges and angled glazing beads, which make these windows the ideal fit for classically styled homes or older properties. Optional glazing bars add the perfect finishing touch.

formaplus windows

Thermal Insulation (in W/m2K):

Uw up to 0.80 Triple Glazed / 1.28 Double Glazed


Sound Reduction (in dB):

up to 43 dB



PAS 24

More Info


The bevelled edges and angled glazing beads within the design of the FORMAPLUS is one of the product’s defining features and advantages. The FORMAPLUS is a timeless design in both aesthetics and longevity this makes it appropriate for for traditional British building designsTheir sturdy wood frame is covered by an aluminium exterior, which offers great durability and lifespan, with an average estimated life expectancy of 83 years. 
This window will not only enhance your classic house design but also contribute to the security of your home because it meets the standards of Secured by Design.


This window also has lot of customization options, like the choice between double and triple glazing as necessary. This provides the option for your home to become even more energy efficientvariety of other aesthetic customization options are also available, including dual-colour frames that are offered at no additional cost with more than 200 other colour combinations. The window of choice for individuals looking for very effective yet classic design in harmony with historic British architecture.

Technical Specifications

Dimension (in mm) Opening Versions Gaskets
Frame construction depth 123
Quantity 2
View width frame/sash 93
Open Out Casement
Colour Black/ Grey
View width flying mullion (2 sashes) 131
Tilt & Turn
View width transom/mullion (2 sashes) 155
Fully Reversible
Hinged Doors
Level Thresholds

Features & Benefits

Exceptional Security Standards

The Formaplus hardware we provide our customers from these windows has standard to meet Secured by Design requirements. This includes several locking points around the frame as well as reinforced fittings ensuring that your home is safe and secure year round.

Made To Your Specifications

Formaplus windows come with external aluminium cladding which can add up to 20+ years of longevity to your windows while retaining the thermal benefits of natural wood on the interior. Enjoy the benefits of both aluminium’s durability and uPVCs low maintenance.

Weather Resistant

Keep your home well insulated in the colder months and properly ventilated in the warmer seasons. Save money on energy bills and enjoy the peace of mind only these windows can provide.

Formaplus Window Prices

You can fill out an online contact form to find out more information about our pricing. You can call 0800 612 6519 to speak to one of our friendly product specialists to discuss your project. They are on hand to help you with any questions or specific requirements that you may have. Come and visit one of our showrooms to really appreciate our windows up close. Book an appointment today and use our Find A Showroom tool to discover the nearest one to you, whether that be in Gloucestershire or across England & Wales.

Extra Features


Our Windows are available with a range of upgrades and configurable options, including handle variation, glazing upgrades and much more.

Find Out More

Case Studies

Look at our case studies to find inspiration for how our windows can match the home. Flick through our before and after pictures to learn more about our installation process.

View All Case Studies


Our showrooms, located across England and Wales, are the perfect opportunity to get an in depth impression of our windows and ask our product specialists any questions which you may have in person.

View Showrooms
sliding door showroom

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