anti-siphon

anti-siphon

An adjective applied to a mechanical device, such as a valve, that eliminates siphonage.
References in periodicals archive ?
Fitting an anti-siphon device is one way to stop this, but even that won't stop some thieves.
You can install anti-backflow valves on drain outlet pipes from your washing machine and dishwasher, one-way gate valves or stop valves on drainage systems, and an anti-siphon toilet or inflatable bladders with integral pumps in toilets to divert back-up water.
The water tower is a over the fence horse/livestock feeder bucket with a Miller aluminum housing anti-siphon float valve, hooked to the water line.
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The anti-siphon device enables the company's HydroMaid garbage disposals to meet the back-flow prevention requirements for plumbing codes in all 50 states.
You can install the filter and pressurereducer at any one of the risers that hold a sprinkler, or at the valve (in either case, you must have an anti-siphon device at the valve).
Principal products are anti-reflux and anti-siphon check valves used in IVs for drug infusion, kidney dialysis and blood transfusion sets.
For example, installing anti-siphon tubes involves removing and reinstalling the canister valve.
Besides the tubing and PVC, you'll need an automatic anti-siphon valve (or a manual valve if you're not using an automatic controller); a 155-mesh filter, a 20- or 30-psi preset pressure regulator [ILLUSTRATION FOR PHOTO 3 OMITTED]; a valve box [ILLUSTRATION FOR PHOTO 5 OMITTED]; an automatic flush valve, one 3/4- by 3/4- by 3/4-inch SSS T, one 3/4- by 3/4- by 1/2-inch slip-slip-thread T, one 3/4- by 3/4-inch slip-thread 90 [degrees] elbow, one 3/4-inch male pipe thread by male hose thread, and one 3/4-inch hose shutoff [ILLUSTRATION FOR PHOTO 6 OMITTED]; and PVC pipe glue.
Russell Fowler, whose firm sells anti-siphon devices for trucks, said: "A client fitted it to 150 trucks and cut fuel consumption by 30,000 litres in six weeks.
If vehicles have anti-siphon devices fuel pipes have been cut to drain the tanks.
Raiders have even been drilling through fuel cap anti-siphon devices.