For use in conjunction with a water butt. The rain diverter allows rainwater to be channelled away from the downpipe and into aandnbsp;Water Buttandnbsp;via a flexible connector, saving what has now become an expensive commodity for general use in the garden. When the water butt is full, the clever design allows excess water to bypass the outlet to the water butt and continue down the pipe to the drainage system.Click here to watch our step-by-step video guide on how to install a water butt.