Adjustable Wall Sleeve


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Adjustable Wall Sleeve

Heat Design twin wall components are insulated and can be used as an independent chimney. Twin wall flue can be used internally or externally and is completely weather proof. Twin wall flue systems must be used when passing through any wall or floor of a building.

Heat Design twin wall flues are made from stainless steel 316 inner liner, stainless steel 304 outer liner with high density insulation in between. A minimum gap of 50mm must be maintained between Heat Design twin wall and any combustible material.

Product CodeA(mm)B(mm)

Dimensions are approximate and are subject to change without prior notice. Please double check all measurements with your retailer.

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