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The Twinfix range of high quality, safe polycarbonate and glass rooflights are designed to provide the maximum efficient distribution of natural light, together with a variety of ventilation options.

Their products are manufactured in the UK, to comply with European standards and UK Building Regulations, they are also Building Regulation Part L compliant design to achieve low U value targets and non-fragile in accordance with ACR[M]001:2014 and CWCT TN67.

They offer ventilation options for Natural Ventilation in accordance with Building Regulation Part F and Automatic Opening Vents for Smoke Ventilation can be accommodated in larger rooflights.


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Twinfix is a family owned and managed business, established in 1990. Described by some as the ‘Pioneers of Polycarbonate’ we, in the main, offer polycarbonate glazing solutions.

From the early years of installing multiwall and solid...
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T(01925) 811311
F(01925) 852955
E[email protected]
WVisit Twinfix's website
 201 Cavendish Place, Birchwood Park, Birchwood, Warrington, Cheshire, WA3 6WU

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