Tri-Cities Irrigation Systems design and installation for Richland, Pasco, Kennewick, and surrounding areas.
The Tri-Cities, which includes the cities of Pasco, Kennewick and Richland, require sprinkler systems to be winterized if the lines are buried less than 24 inches deep which is the frost line for this area. The following is the basic procedure for winterization: Unplug your controller/timer. Shut off the water at the main valve. This is […]Read More