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Product Code: 00031361
Size235 x 227 x 72mmThe G935 Combination Cavity Sleeve fits into the back of Manthorpe’s G930 Airbrick to ventilate through a standard cavity or solid brick wall. The unit can be stacked to create a 9" x 6" and 9" x 9" alternative, and telescopes to fit cavity widths of 50mm to 100mm, with further extension possible through the addition of extra product units. The G935 also includes an integral wind baffle to help reduce drafts through the product whilst maintaining an effective airflow.Can be extended out to suit various cavity widthsWill work with the G930 when stacked in 9"x6" and 9"x9" combinationsIntegral wind baffleWill also act as an extension to the G960 for deeper external leaves.Multiple units can be joined for deeper wall detailsFree Vent Area6,600mm˛Horizontal Extension270-320mm (inc. G930)Stackable Combinations9" x 3", 6" and 9"