One huge change that came with the new Minnesota State Plumbing Code that went into effect on January 23rd of this year was the requirement for annual backflow preventer testing. Here's the exact code ...

Elasto-Valve Rubber Products (EVR), a manufacturer of rubber duckbill check valves, is drawing attention to the expanding role of duckbill valve technology in backflow prevention across wastewater, ...

John Peeples used to spend $150 to $225 per month on watering his grass between June and August every year. Twenty years ago he dug a well on his property, connected his sprinkler system to it and his ...