If you live in Flagstaff, you already know—our winters can be unpredictable. On a typical year, we see long stretches of freezing temperatures, regular snowfall, and conditions that can be tough on irrigation systems. Even in lighter winters, those overnight freezes still show up—and they’re often what cause the most damage. One of the most common questions we get this time of year is: “Do I really need a backflow insulation blanket?” Short answer: in most cases, yes. But let