Designed to incorporate small cuts of plain clay or concrete tiles to complete an uninterrupted roofscape. Ideal for mass produced or hand made plain tile types. Please note that this Hambleside Danelaw Plain Tile Vent Adaptor and Flexible Soil Pipe kit does not include an HD TV10/10 roof tile vent. Features and Benefits UV and acid rain resistant No batten cutting necessary Simple to install 20 year guarantee Suitable for concrete and plain tiles at a roof pitch of 35º minimum Suitable for soil ventilation and mechanical extraction Specification Length: 310mm Width: 330mm Made from: Polycarbonate/polypropylene Colour: Black