Dishwasher Air Gap Installation Under Sink

An air gap is a simple way to make certain wastewater and contaminants never re enter your clean water supply.

Dishwasher air gap installation under sink.

The dishwasher drain hose connects to this air gap device between the dishwasher itself and the drainage system. Mounted to the rim of a kitchen sink the air gap s outlet intercepts and empties waste water from clogged drains before it can flow through the appliance s drain hose and into the appliance. Connecting dishwasher to an air gap. A dishwasher air gap is code in many jurisdictions though some allow an alternative installation method.

This fitting usually attaches to the sink or the counter and it connects to the dishwasher hose. From the outside the dishwasher air gap seems to be a 2 inch tall metal cylinder on one side of the kitchen sink but the internal plumbing of the air gap is the important part since it prevents contaminated water from draining back into your dishwasher due to a stopped up sink a plugged tube or a clogged garbage disposal. Secure the air gap with a supplied nut and wrench. This air gap hole is typically on the right side.

One method is by purchasing and installing a dishwasher air gap fitting. Both the high loop and air gap methods prevent the drain water from your sink from routing into the bottom of your dishwasher when you drain your kitchen sink. The anti siphon method is best as the air gap makes it unlikely for dirty water and bacteria to reach the dishwasher. California code compliant how to install an airgap properly replace if you see water coming out of the airgap make sure you pop out the plug from the garbage.

A dishwasher air gap is a fitting mounted about two inches above the sink that prevents contaminated water from re entering the dishwasher from the drain via backflow. Drop an air gap into the hole residing on the top corner of the sink and through the countertop.