block Freeze Protection

Winterizing Your Sprinklers
Tips From Hunt Irrigation, Inc., to Help Keep Your Sprinklers Safe Until Next Spring

Without proper preparation your sprinkler system and backflow device may be damaged by freezing temperatures. Here are some tips from Hunt Irrigation, The Water Smart Company on how to prepare your irrigation system for winter conditions if you live in a region such as the Midwest where it freezes. Hunt Irrigation recommends that you winterize your system each fall with pressurized air and a compressor that will produce at least 125 CFM (cubic feet per minuite). If you choose to use the gravity drain method, below are how to sheets for three of the different manufacturers of backflow devices.

Why are backflow required and other backflow information...
 

Febco 765 Backflow

(print version)

Febco 765 Backflow Preventer - winterization and repressurization

(print version)

Watts 800M4FR Backflow

(print version)

Watts 800M4FR Backflow Preventer - winterization and repressurization

(print version)

Wilkins 720A Backflow

(print version)

Wilkins 720A Backflow Preventer - winterization and repressurization

(print version)