Do All Dishwashers Need an Air Gap

The reliability of air gaps is why many plumbing codes across the United States require all dishwasher installations to include an air gap. Most plumbing codes stipulate that all commercial food and beverage preparation sinks must possess an air gap.

Do all dishwashers require an air gap?

The reliability of air gaps is why many plumbing codes across the United States require all dishwasher installations to include an air gap. Most plumbing codes stipulate that all commercial food and beverage preparation sinks must possess an air gap.

Do dishwashers have built in air gap?

In any case, it is important to check local building and plumbing codes before installing a new dishwasher. … In some areas, a high loop is the minimum requirement, but in many other jurisdictions, an air gap must be installed with all new dishwashers.