Backflow preventers are installed with a fire sprinkler system to prevent any contaminated water from flowing back into the main water supply. Installing a backflow preventer usually costs around $300 ...

An in-ground sprinkler system dispenses the exact amount of water your lawn or garden needs, when and where it needs it. The sprinklers are connected by hoses, and a controller directs valves to open ...

A sprinkler system can be worth it to automate your lawn's water flow, but may not recoup the installation cost when you sell. Some or all of the mortgage lenders featured on our site are advertising ...

They believe E. Coli from someone’s yard made it from their sprinkler system through the backflow into the main water break. They’re not the only ones in the Inland Northwest to make it a requirement.