The city has paid a lot of attention to backflow preventers, since our tap water ban in 2016. Those devices are designed to keep chemicals and harmful bacteria out of our water supply. Now, the city ...
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 ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results