Which type of backflow preventer can be used on a sprinkler system?

Anti-siphon valves
Anti-siphon valves are the most common type of backflow preventer used on residential irrigation systems, primarily because they are simple and inexpensive. Some municipalities do not allow the use of anti-siphon valves, so it is best to check with the water company first.

Do I need a backflow preventer on my water line?

The California Code of Regulations, Title 17, specifies where backflow prevention devices must be installed to protect the public drinking water systems from contamination. The District requires that commercial, industrial, irrigation, and multi-family facilities install RP devices on their potable water service lines.

Do all houses have backflow preventer?

Answer: No! Customers who have an irrigation system that uses potable (drinking) water or an auxiliary water source that is not connected to a JEA irrigation meter are also required to have a backflow preventer installed on their system. …

Do all sprinkler systems have a backflow?

Answer: No. If the sprinklers are “hard tied” to PI only, there is no need for backflow protection on the sprinkler system. Both of these customers have the ability to use culinary water through all or part (e.g., flower beds) of their sprinklers.

Why do sprinkler systems need a backflow preventer?

How Does a Backflow Preventer Help? This device, which is also referred to as an air gap, will stop water from moving back into the water supply line. It makes sure that the sprinklers are a one-way system, which ensures the drinking water remains contaminant free.

What kind of Wilkins backflow preventer do I Need?

Repair Kit For 3/4″ – 1″ 975XL The Zurn Wilkins 975XL Reduced Pressure Principle Backflow Preventer provides high hazard protection for non-potab… 1″ Double Check Backflow Valve Assembly Lead-Free With full port QT ball valves The 350 Double Check Backflow Preventer provides low health hazar…

What is the poppet assembly for Wilkins 975xl?

Poppet Assembly For 975XL The Zurn Wilkins 975XL Reduced Pressure Principle Backflow Preventer provides high hazard protection for non-potable wa… Bonnet For 720A The Zurn Wilkins 720A Pressure Vacuum Breaker Assembly is used in high hazard applications for backsiphonage protection.

How to repair a Zurn Wilkins sprinkler seat?

Seat Repair Kit For 3/4″ – 1″ 975xl The Zurn Wilkins 975XL Reduced Pressure Principle Backflow Preventer provides high hazard protection for non-… Bonnet For 34-420 Zurn Wilkins Pressure Vacuum Breaker Assembly replaced by 420XL Documents: Repair Parts – 420 Installation and Maintenance Ins…

How big is a Wilkins back flow breaker?

Today, Zurn / Wilkins still design and build some of the world’s best back-flow prevention assemblies in the industry. Wilkins Parts and Accessories. Pressure Vacuum Breaker Assembly Size: 1″ 150 psi Material: Bronze The Zurn Wilkins 720A Pressure Vacuum Breaker Assembly is used in high hazard …