Plug-and-play mains water backup for rainwater harvesting systems Rain Backup in a Box® automatically provides mains water when the rainwater runs low Rainwater to appliances Mains water arrival Mains water to tank Rain Water Tank Float switch connected to Rain Backup in a Box ® Rainwater flows to storage tank Pump

MAINS WATER BACKUP FOR DIRECT FEED RAINWATER HARVESTING SYSTEMS HOW DOES A DIRECT FEED RAINWATER HARVESTING SYSTEM WORK? • Rain falls onto the roof, down the drain pipes, filtered and stored preferably in an underground tank. The water can be used for toilets, washing machines and outside use which can be a 50% saving on mains water. • In a direct feed system there is a pressure sensitive pump in the underground tank. Calming Weir Inlet Valve D Mains Water Outlet E Overflow to Outside F • When a toilet is flushed, the pump will register a drop in pressure and start pumping. When the cistern is...

SIMPLE MAINS BACKUP & EASY TO FIT •  Replaces multiple, customer assembled components with one easy to install unit. •  Simple “plug and play” install- favoured by builders. •  Adheres to all UK water regulations, includes AB air gap and overflow. •  Stylish control unit. •  Silent operation. •  Safe and efficient 12V supply. REASONS TO USE RAINWATER HARVESTING LTD •  UK’s largest suppler of domestic rainwater harvesting systems. •  Full after sales and technical support. •  We design, develop and manufacture our systems such as the Rain Director® and Rain Backup® In a Box, in house, in the UK....