uPVC-Aluminium Windows

KF 410 uPVC-Aluminium Windows

Our Internorm KF 410 uPVC-aluminium windows offer superb energy efficiency and are available nationwide from ecoHaus. After the installation, only the narrow sash frame is visible, creating a minimalistic aesthetic which will easily match the style of almost any home or new build. This integrated installation in our KF 410 uPVC-aluminium windows uses Internorm I-tec technology to create a complete transition from the sash to the frame.

uPVC Aluminium Window Swansea

Thermal Insulation (in W/m2K):

Uw up to 0.62


Sound Reduction (in dB):

34 – 45



Secured by Design & PAS 24

More Info

With heat insulating glass as standard, these triple glazed Internorm windows are extremely energy efficient. This insulation also reduces noise pollution within the property, with sound reduction capabilities of up to 45 dB. Extra stability is included in these KF 410 uPVC-aluminium windows through unique I-tec Glazing offered by Internorm. You can use our online contact form to request a quote for our KF 410 uPVC-aluminium windows.

Technical Specifications

Dimension (in mm) Opening Versions Gaskets
Frame construction depth 93
Quantity 3
View width frame/sash 113
Turn and turn/tilt
Colour Black
View width flying mullion (2 sashes) 133
View width transom/mullion (2 sashes) 187
Sliding window
Lockable doors
Sliding doors
Doors with threshold
Outward Opening Doors

Features & Benefits

Advanced Heat Insulation

One of the most energy efficient products in our Internorm range, our KF 410 uPVC-aluminium windows can keep the heat in your home in winter. With a U-value of just 0.62W/m2k, our triple glazed windows will reduce dependency on energy systems.

Internorm I-tec Technology

Our KF 410 uPVC-aluminium windows include innovative Internorm I-tec technology, which is designed to increase your window’s stability. With narrow sightlines and precise installation, these triple glazed windows combine a minimalist aesthetic with high performance levels.

Adaptable Design

Our KF 410 uPVC-aluminium windows can easily fit any home, with professional accreditations from Secured by Design and Passivhaus. Available in a variety of colours, these Internorm windows can easily be personalised to match your project.

aluminium sliding doors supplier

KF 410 uPVC-Aluminium Window Prices

Request a quote for our KF 410 uPVC-aluminium windows using our online contact form. You can also call us on 0800 612 6519 to learn more about our pricing and our design, supply and install process from our Gloucestershire based team. Book an appointment online to visit one of our showrooms and speak to one of our experts in person. You can use our Find A Showroom tool to easily locate the closest one to you.

Extra Features


These Internorm windows are compatible with a wide range of handles, hardware and other furniture. You can tailor these composite doors to the exact requirements of your renovations or project.

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Window Hardware Installers Gloucestershire

Case Studies

Browse our case studies, which show you the stages of our installation and the before and after of the process. See how our products have transformed renovated and extended properties.

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Minimal Frame Aluminium Windows Gloucestershire


Visit one of our showrooms, located across England, Wales and Scotland, to see our products in detail and explore their functionality. Our product specialists will be able to price up your project and offer personalised advice.

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sliding door showroom

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