Arange of high quality, side-hung or top-hung casement windows
The latest addition to the Alitherm suite of window and door systems, Alitherm 500 provides a range of high quality windows. With options including side hung and top hung flush casement windows, Alitherm 500 windows are suitable for both residential and light commercial applications.
The Alitherm 500 window system incorporates Smart’s innovative polyamide thermal break technology, which creates a barrier between the cold air outside and warm air inside. This technology significantly reduces thermal transmittance and enhances the overall U Value of the product. Alitherm 500 is available in a choice of standard and non-standard colours, with single and dual colour optionsincluding Smart’s own Naturals, Sensations, Alchemy and Cotswold colour ranges.
Window Energy Rating B
BRE Green Guide A+
U Values up to 1.4 W/m²K (depending on design and glass unit)
Kitemarked – which includes PAS24:2012 security and high weather performance
Document L Compliant
Side Hung Max Width (mm)
Side Hung Max Height (mm)
Top Hung Max Width (mm)
Top Hung Max Height (mm)
24mm & 28mm
Frame Depth (mm)
Typical Sightlines (mm)
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