Vacuum Breaker Installation On Water Heater

Many water heaters especially traditional electric ones require changes to your wiring and potentially the breaker box.

Vacuum breaker installation on water heater.

In this video we demonstrate h. Series n36 water service vacuum relief valves are used in water heater tank applications to automatically allow air to enter into the piping system to prevent vacuum conditions that could siphon the water from the system and damage water heater tank equipment. They have a brass body construction with npt male inlet connection and a protective cap. Siphonage install watts series 288a vacuum breakers.

Beyond a water heater permit some areas may also require either an electric or plumbing permit depending on the type of water heater. Install a listed temperature pressure relief valve in the opening on the side of the water heater. It needs to be installed after the cold water shutoff into the heater. Pressure zone assemblies strainers test kits vacuum breakers.

Vacuum breakers provide a simple dependable way to relieve unwanted vacuum which may develop in a closed vessel or pipeline. It must be installed above the highest point in the system usually the highest sprinkler head or the highest slope in the yard. The hvb is an avb and must follow the installation parameters of table 603 2. The vacuum relief valve shall be ansi z21 22 rated and csa certified.

A hose connection vacuum breaker should be installed on each faucet or hose bibb that is connected to the potable water supply to prevent backflow into the water supply. A pressure vacuum breaker is installed close to the water source before it goes into the sprinkler valves. Hvbs must be installed at least six inches above the ground surface.