Sink Air Gap Purpose

If you do not have an air gap hole on your counter you will have to drill one yourself.

Sink air gap purpose.

Item 1457760 model 105895srs. An air gap as it relates to the plumbing trade is the unobstructed vertical space between the water outlet and the flood level of a fixture. This way the water only leaves the dishwasher when it is pumped out. The backed up sink water won t reach the faucet outlet and contaminate your water supply.

Air gap hoses are typically flexible rubber or plastic. The air gap makes a hole for air to get in. Air gaps of appropriate design are required for water safety by legislation in many countries. Remove this disc and set it to the side.

A related term in computer security is air gap networking. When your dishwasher pumps out the dirty grimy water it travels through a drain line into the air. How an air gap works. That space is between the fixture outlet and the flood level rim of a receptacle be it a sink floor drain standpipe or other approved unit.

A simple example is the space between a wall mounted faucet and the sink rim this space is the. Air gaps prevent cross connections and contamination by discharging water and waste across an unobstructed space a gap of air. Gravity pulls it downward into the hose which carries it to the garbage disposal. Bore a 1 3 8 hole in the countertop using an electric drill and hole saw.

Be sure the hole is close to the rim of the sink so the air gap will have ample room to drain in the event the tubes overflow. You can buy with confidence know that delta backs all of its sink accessories with a lifetime limited warranty. Air gap assembly an air gap assembly consists of two hoses under sink piping and a decorative cap. Moen spot resist stainless air gap stainless.

The gap where the water falls downward through the air instead of a hose functions to prevent siphoning and. An air gap s under sink installation requirements vary according to specific circumstances such as the presence of a garbage disposal unit and the location of drainpipes. The device is usually a small cylinder sitting on your cabinet top near the sink and faucet. In a properly functioning air gap the dishwasher hose attaches to an input on the air gap and the water is expelled out the end.

A dishwasher air gap sometimes called a kitchen air gap or kitchen sink air gap is usually a small metal cylinder near your sink faucet with a few holes in it designed to prevent dirty water from draining back into your dishwasher. The faucet outlet is always higher than the rim of the sink which creates an air gap between the two.