Sprinkler System Backflow Preventer Diagram

Backflow preventer devices are designed to protect your water system from potentially toxic pollutants so it is critical to keep them operating properly. Backflow prevention devices protect the drinking water system from contamination due to backflow of non potable contaminated water into the potable fit for drinking water supply.

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Backflow repair parts backflow repair parts allow you to keep your backflow device a key part of your sprinkler system running smoothly.

Sprinkler system backflow preventer diagram. Backflow prevention for fire sprinkler systems. Irrigation backflow devices are designed for installation on potable water lines to protect against both back siphonage and backpressure of contaminated water into the potable water supply. This kind of backflow preventer might be the equivalent of an airport exit security checkpoint with one way gates and a guard.

Valve manifold location one valve will be used for each zone. Connection to the main water supply is downstream of your water meter. Some systems also require the use of a back flow preventer.

Backflow is of two types back siphonage and backpressure. A backflow valve typically resides between your homes main water supply connection and your sprinkler system to prevent any backwards water flow. Fire safety systems connected to a public water supply will require a backflow prevention device between the fire safety system and the public water supply.

The main sprinkler shut off valve is the valve that shuts off water to the entire sprinkler system. Sprinkler system for repairs or winterizing without shutting off the water to the entire house. Valves that are grouped together are called a manifold.

This specialized valve ensures that your potable or drinking water source is not contaminated with debris or chemicals from the gardening area. Mark the location on your plan. Find quality backflow preventers vacuum breakers online or in store.

Ommended that all systems be equipped with a shutoff valve installed in a box for easy access. A more elaborate backflow preventer can be a complicated device that consists of multiple check valves water release valves air vents andor systems to allow it to be tested to assure it is working properly. Sprinkler system backflow prevention devices are safety mechanisms to prevent contaminants from entering water supplies.

State of illinois plumbing code.

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