Rationel & Velfac Windows & Doors

Composite Windows and doors In Swansea. Covering South Wales, West Wales, Western England.

Rationel | Velfac

Timber Aluminium Windows and Doors

Rationel Windows & Doors

Aspect Aluminium are excited to deliver some of the most exceptional timber frame windows with aluminium cladding. Rationel has over 60 years of product development, One of europes leading window and door brands with a reputation for quality and innovation, and with a solid distributor network. Founded in Denmark in 1954, Rationel is now part of the DOVISTA Group of leading window and door companies, and every year makes and delivers over 350,000 windows worldwide. Rationel windows and doors – Timber windows with aluminium cladding.

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Rationel - Window Styles

Rationel have a great selection of window configurations and window styles.



These including:




  • Fixed Light Windows


  • Top Guided Windows


  • Tilt & Turn Windows


  • Shaped Windows


  • Side Hung Windows


  • Side Guided Windows


  • Fully Reversable Windows


Velfac - Timber Aluminium Clad Windows

Velfac - A Denmark founded  company with over 50 years of experience. VELFAC is now the UK’s leading manufacturer of composite windows and doors. VELFAC has an unrivalled reputation as ‘daylight engineers’. Supplying high quality windows and doors designed to deliver fresh air, daylight and a better indoor climate. VELFAC composite glazing - overview.


VELFAC composite windows and doors combine low maintenance external aluminium with natural internal timber, and are renowned for their contemporary style, impressive durability, excellent insulation, and secure and sustainable design. The slim frame maximises natural light, and uniform sightlines give every unit an identical external appearance. All VELFAC windows are manufactured bespoke, and each frame element can feature a different finish.

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Velfac - Window Styles

Discover the transformative impact of energy-efficient doors and windows on your household expenses with VELFAC, renowned for its unparalleled commitment to low-energy performance.

Crafted with exceptional precision and utilizing sustainable materials, VELFAC windows and doors not only guarantee superior quality but also contribute to reducing energy consumption and utility costs.



Engineered with advanced glazing technology, VELFAC products effectively minimize unwanted noise, shielding your home from the clamor of heavy traffic and other external disturbances.

Our composite alu/wood windows and doors combine top-tier materials with a low-maintenance design, ensuring long-lasting performance while prioritizing energy efficiency.


Experience the difference with VELFAC's innovative 54mm frame, optimizing the ratio of glass to frame and allowing 25% more natural light into your home compared to standard alternatives. Featuring a sleek design with aluminum exteriors and wooden interiors, VELFAC windows offer superior insulation properties without compromising on aesthetics.


Aspect Aluminium supply and install Alu Clad Timber Windows in a wide area including:


Swansea, Cardiff, Bridgend, Newport and surrounding areas - South Wales

Pembrokeshire, Newport, Carmarthen, St Davids - West Wales

Bristol & Local Surrounding Area - West England

Choose the right Aluminium Window for your property. Call us now on

01792 712 007

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