Made from approved Glass Reinforced Plastic (GRP) materials, with a smooth internal gelcoat surface. preventing light penetrating into the tank. 1020 Ltr Nominal Capacity (225 Gallons) Go to Tank Size Chart Supplied with: Bolted Lid. 600x600mm Access Hatch. Foam Lid sealer. Int Dims (L * W * H): 1373 * 1220 * 610mm. Ext Dims (L * W * H): 1543 * 1390 * 710mm (Including Lid) Suitable for: Cold Water DT CLASS 1 Solutions Go to Our Solution Selection Page WRAS Approved Product. Usual Delivery of this item is 7-10 working days