I haven’t blogged about this subject a lot lately. As new irrigation systems installation begin (those planning ahead for the spring and installing this fall and winter), please don’t forget about the importance of backflow prevention and the fact that backflow prevention is required by state law. Know the differences between a dual check and double check device and which one affords the most protection for your family. Here’s a clue: many communities amp; counties south of metro Atlanta required and test double check backflow prevention devices./div

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