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Twin Wall Flashings
Our range of Twin Wall Flashings provides a weatherproof seal where your flue passes through the roof. Suitable for DTW Twin Wall Flue Systems, our flashings are available for a wide range of roof pitches and are designed for fast, reliable installation. Complete your installation with matching storm collars, roof support components and accessories. Need assistance choosing the correct flashing? Contact our team for expert advice and a FREE Flue Design Service.























