Mains Water Adaptor Kit Ball Valve with 7.5 mtr Food Grade Hose & Tap adaptors Suitable for 40 Litre Aquaroll When using a "super pitch" this valve is an economical way to enjoy the benefits of a continuous supply of fresh water to your caravan, at an affordable price!!! This ball valve is the ideal accessory for controlling the water flow within your Aquaroll, Aqua Caddy, Aquarius, Roly Poly, Water Hog and 51 Litre water hog. This simple device is easy to fit - it screws into the side of your water container and all you need to do is connect with the 7.5 mtr food grade hose onto the adapter and connect the other end of your hose to the water tap on your "super pitch" -