Natural ventilation

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TEK Natural ventilation passive stack

TEK’s passive stacks are available for roof mounting. They  are available in any size and shape…

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TEK Natural ventilation passive and active stack with clear glazed roof

TEK natural ventilation stacks are available in any size and shape, square, oblong, circular etc….

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TEK Natural ventilation wall vent 

TEK Acoustic wall vents have been installed extensively throughout the UK…

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TEK Insulated Damper

TEK’s new insulated and thermally broken damper launched in November 2018 has class leading…

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