Go Green! Save Green! Join the 46 gal challenge, install an ACT-E1 in your home and save 46 gal of water each day without changing your lifestyle. The average 4-person family saves an average of 17000 gal a year, 1416 gal a month, 327 gal a week or 46 gal a day in water by installing one ACT-E1 under their sink with no additional plumbing line needed. The revolutionary ACT-E1 pump delivers instant hot water to every faucet in the house, no matter the distance. The ACT-E1 will work with standard water heaters while the autocirc® 909 is specifically designed for tankless water heaters. Providing you comfort and peace of mind at an affordable price for many years to come. Not only do you save thousands of gallons of water, but energy as well. The ACT-E1 only runs when you need it and turns off when you don't with a programmable timer built in. The savings will continue to build as you see your water and electricity bill get smaller. Take conservation to the next level, be proactive.