750*400*200mm Ballvalve Housing
Made from approved Glass Reinforced Plastic (GRP) materials. Designed to provide a tank with: Catagory 5 Backflow prevention (when used with screened spillover weirs) with a Type AB Airgap, Can be used to increase the working capacity of a tank with lid.Visit the Drayton Tank and Accessories Ltd website for more information on 750*400*200mm Ballvalve Housing