Klearwall Windows

Heritage Double Hung
We have developed a timber vertical sliding sash window which is ideal either for the protected building where planning requires it or for the new build where traditional elegance is sought.
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Eco-therm 58
The Eco-Therm 58 range of windows and doors provides the strength and durability of aluminum coupled with a unique thermal break to achieve energy efficiency.
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PassiV AluClad Window
The PassiV AluClad window combines the strength, corrosion resistance, durability and recyclability of aluminum on the outside with the aesthetic advantages of a natural finish wooden window on the interior. Certified by the PassiV Haus Institute with values as low as 0.151 BTU/hr.ft2.F
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PassiV Futureproof
Our PassiV Future Proof range was specifically engineered to make ultra low-energy windows generally accessible to all. The Future Proof range provides U-values as low as 0.134 BTU/hr.ft2.F – thermal performance that, until now, was typically available to but a privileged few. Now home owners, architects and builders can surpass building requirements and make buildings future-proof for years to come. See some examples of our products on our projects page.
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Landmark
The latest product suited to Landmark retrofits where energy performance and historical character are of equal importance.
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PassiV Alu-P
The PassiV Aluminium window combines the structural strength, corrosion resistance, durability and recyclability of aluminium with a thermal performance which is suitable for use in Passive and A rated housing. This is a phenomenal achievement for any aluminium window.
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