Roof tile vent to fit Marley Ludlow Plus, Redland 49 and Forticrete V2 roof tiles. Features Minimum roof pitch — 22.5 degrees Airflow capacity — 7,500 mm² per unit Material — Thermoplastic Underbase — Allows rainwater entering the vent to flow out through the bottomInstallation 1 vent replaces 1 tile (no batten cutting needed) Cut the existing felt to the size of the throat and fold out Position vent and continue tiling.
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