How do you stop a backflow valve from freezing?
Take an old pillow and wrap it around the exposed pipe. You may want to tie or tape the pillow in place to keep it wrapped snugly around the pipe.
How do I clear my sprinkler system for winter?
Steps for Winterizing Your Sprinkler System
- Step 1: Shut Off the Water. It will come as no surprise that the first step is turning off the water to the system with a main valve that’s usually found near your water meter.
- Step 2: Turn Off the Timer.
- Step 3: Drain the Water.
- Step 4: Insulate Above-Ground Components.
How do I protect my sprinklers when freezing?
Shut off the water supply to the irrigation system. The main shut off valve for your irrigation system needs to be protected against freezing. Make sure it is wrapped with insulation (foam insulation tape and a plastic bag) to protect it from harsh winter temperatures and prevent it from freezing.
What temperature should I winterize my sprinkler system?
32 degrees Fahrenheit
So in order to protect your outdoor piping and sprinkler system, when is the right time to start winterizing? To avoid any possibility of damage, sprinkler lines need to be drained prior to temperatures dipping below 32 degrees Fahrenheit.
Can I winterize my sprinkler system myself?
You can winterize a sprinkler system without an air compressor if all of your irrigation lines are buried at a slight downhill slope. Simply shut off the main water supply to your system and open the drain valves at the end of each zone.
What is a double check valve assembly?
Double Check Valve Assemblies Designed for use in non-health hazard cross-connections and continuous pressure applications subject to backpressure or backsiphonage incidents, such as lawn sprinklers, fire sprinkler lines, commercial pools, tanks and vats, and food cookers. Have a question or two?
How do you fix a double check valve on a boiler?
If the double check valve assembly has built-in unions between the shutoff valves and interior body: Open the isolation valve to flush the main supply line thoroughly. Close the isolation valve and dry the end of the pipe. Using thread sealant compound, tighten a Slip X MIP adapter into the inlet shutoff valve of the double check valve assembly.
How do you install a double check valve on a roof?
To install the double check valve assembly above ground outdoors: Run PVC from the isolation valve to the double check valve assembly location indicated on the site plan. Glue an elbow turned upward onto the supply line. Prepare the double check valve assembly. Dry-fit the the rest of the loop before gluing.
How big is the DZR double check valve with isolation valve?
15 mm plated DZR double check valve with isolation valve. Got a Question? (Our Experts Will Answer It) Thank you for your question! We will send you an email when your question is answered by the Experts. Looking for more information? Ask a question and our experts will answer it.