How to Winterize a Sprinkler System

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Step 1

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Begin by shutting off the main water valve for the sprinkler system. Also, if you have a stop-and-waste valve (or other manual valve) on your system, open them to drain as well.

Step 2

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Next, drain your manifolds by first removing the end cap or opening the ball valve (if applicable) and loosening the bleed screws on each valve. We also recommend loosening the solenoids on each valve.