Internorm Windows
Looking for premium windows and doors? Internorm is your trusted Windows & Doors Supplier, offering innovative designs and superior durability for any project!
Elevate Your Home with Innovation and Lasting Performance
Internorm sets the standard in high-performance windows and doors—combining advanced energy efficiency, modern design, and superior security. Whether you’re building a contemporary home or a high-spec architectural project, these systems are engineered for comfort, style, and long-term value.
As a trusted Internorm supplier, we deliver solutions that not only enhance your space but also stand the test of time through precision engineering and durable materials.
Timber-Aluminium Windows
Experience the perfect blend of natural beauty and robust durability with our timber-aluminium windows. Featuring an engineered composite construction, these windows combine the warmth of timber interiors with the weather-resistant qualities of aluminium cladding. With impressive Uw values as low as 0.62 W/m²K, they offer exceptional thermal insulation, making them ideal for passive house projects and low-energy homes.
uPVC-Aluminium Windows
For those seeking a modern aesthetic without compromising on performance, our uPVC-aluminium windows are the ideal solution. These windows combine the energy efficiency of uPVC cores with the strength and sleek finish of aluminium cladding. With Uw values as low as 0.62 W/m²K, they provide outstanding thermal insulation and long-term durability. Create a contemporary, energy-saving home with our uPVC-aluminium range.
uPVC-Aluminium Windows
Our uPVC windows are designed to deliver high energy efficiency (Uw values as low as 0.62 W/m²K), exceptional durability, and minimal maintenance. Their clean, modern design seamlessly integrates with both traditional and contemporary architectural styles, ensuring comfortable living spaces year-round. Invest in energy savings and lasting quality with our uPVC window range.
Entrance Doors
Make a grand entrance with Internorm's entrance doors. Combining advanced security features with superior thermal insulation (Ud values as low as 0.58 W/m²K), our entrance doors provide a secure and energy-efficient solution for modern homes. Crafted from durable materials and finished with sleek, contemporary designs, they offer both style and substance. Welcome guests with confidence and elegance.
When To Choose Internorm?
Internorm is the ideal choice for projects that demand more than standard windows and doors—where high performance, timeless design, and long-term reliability are essential.
Perfectly suited to both new builds and renovations, Internorm products meet the needs of energy-efficient homes and contemporary architectural designs. The range includes solutions with Uw values up to 0.62 W/m²K, triple glazing, and passive house compatibility—ensuring excellent thermal insulation and climate comfort.
Thanks to four distinct design styles—Studio, Home Pure, Home Soft, and Ambiente—windows, entrance doors, and large-scale glazing elements can be fully aligned with the architectural vision, from minimalist to traditional.
Built-in innovation is another hallmark. Technologies such as I-tec Glazing improve thermal and structural performance, I-tec Shading offers integrated sun and privacy protection, and I-tec Connect enables seamless smart home integration.
With multi-point locking systems, concealed hardware, and security ratings up to RC3, safety and peace of mind are built into every product.
Internorm’s timber-aluminium, uPVC-aluminium, and uPVC systems are engineered for lasting durability and minimal maintenance, making them a long-term investment in both comfort and design integrity.
Whether for a high-performance home or a forward-thinking architectural project, Internorm delivers a complete solution where form, function, and innovation come together seamlessly.
Recent Work
Working closely with architects, builders, and homeowners, we’ve delivered systems that combine thermal efficiency, modern aesthetics, and long-term durability—across private residences, sustainable developments, and architect-led designs.
Harriet’s Lodge
Amazing new build house in Southampton with composite timber/aluminium windows, doors and sliding doors
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Beanacre Oxfordshire
New Build project for Charlie Luxton with very highly insulated passive house triple glazed windows and doors
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Stockhouse Farm
Passive house new build project in Guilford with uPVC/Aluminium windows and doors
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The Cook’s House
Beautiful New Build project in Cotswolds with triple glazed windows and doors
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Blackwood Bedfordshire
Amazing New Build Project in Milton Keynes with passive house windows and doors
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Squirrels Chase
New build passive house project in Bromley with Internorm windows and doors
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Lower Priory Farm
New Build project in London, Stanmore with composite triple glazed energy efficient windows and doors
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Slips House
Amazing New Build project with aluminium windows, doors, sliding door and curtain walling
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Grand Designs
New Build Grand Designs project in London with triple glazed Internorm windows and doors
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Market Place
New Build Project in Henley-on-Thames with high performance triple glazing windows
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Skyridge
Passive house project in Guilford with new tripled glazed high energy efficient windows and doors
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Lamorna Oxfordshire
New build project with combination of aluminium and timber/aluminium windows and doors
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Market Road
New build commercial project in London with high performance aluminium windows and doors.
View the projectOur experienced team provides bespoke window designs and precision installations, ensuring every detail complements your architectural style.
