A backflow preventer is like a one way gate for water.
Sprinkler backflow preventer spraying water.
Backflow prevention devices must be installed on all sprinkler systems including sprinklers attached to hoses using potable fit for drinking water.
How to repair the backflow valve on a sprinkler.
Plumbing codes mandate that potable water supplies be protected against backflow at all cross connections.
A common concern for owners of irrigation systems is the discharge of water from the back flow preventer.
A back flow preventer is a device that prevents water from your irrigation system from re entering your domestic water source.
Most backflow preventers are used to keep unsafe water from reversing flow and entering the clean water supply.
A backflow preventer is a device that s installed on your home s water pipes that allows water to flow in one direction but never in the opposite direction.
In the past we might have walked miles to a well to collect water but now we simply turn on the faucet and drink as much as we like.
There are two main reasons this will occur.
Backflow preventers the risks to drinking water quality from backflow contamination incidents pose a constant threat whether they re nuisance non health hazards or serious public health events.
Backflow prevention devices are designed to prevent contamination of the potable water system from pesticides feces and other hazardous materials.
A backflow valve typically resides between your home s main water supply connection and your sprinkler system to prevent any backwards water flow.
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.
A device that allows water to go through it in one direction but prevents it from going backwards in the opposite direction.
Its sole job is to prevent drinking water from being contaminated due to backflow.
The resulting backflow from the lawn sprinkler system will flow into the plumbing system and then into the water distribution system.
Most people don t give a moment s thought to their drinking water.
But what is backflow and how does it happen.
For example suppose an automatic lawn sprinkler system is spraying a lawn when all of a sudden a backsiphonage occurs due to a fire truck pumping water or water rushing from a broken water main.
Sprinkler system backflow prevention devices are safety mechanisms to prevent contaminants from entering water supplies.