Dishwasher Drain Hose High Loop

The high drain loop bracket is a simple fast solution to prevent disgusting water from backing up into the dishwasher.

Dishwasher drain hose high loop. This keeps the drain hose dried out and keeps. The dishwasher hose is fitted onto the ribbed branch fitting and secured with a hose clamp. Will work with most dishwashers that use a 1 2 or 5 8 drain hose. Connecting dishwasher to an air gap.

Most municipal building codes require a high drain loop to address this problem. When there is no garbage disposal present the dishwasher hose should run down from the air gap or high loop and connect to the sink drain by means of a drain tailpiece with a branch fitting. The drain hose is secured near the top of the sink in some fashion could be as easy as using a zip tie to secure it. An air gap is optional but not needed with a properly installed high loop drain line.

You want to have this loop as high as possible and attach it to the underside of the countertop underneath your kitchen sink. The high drain loop is also there to prevent improper drainage of water while the dishwasher is running. The water can flow back into the dishwasher which will leave water in the bottom of the dishwasher. The dishwasher high loop drain line is shown in the image.

The purpose of a dishwasher high drain loop is to prevent back flow of water. An air gap is a vent that goes up through the top of the sink or countertop. A high loop is when the dishwasher drain is elevated right before its connection to the kitchen sink drain. Figure 2 below shows the basic configuration of an installed high drain loop under a kitchen sink.

The high loop is shown properly fastened to the underside of the countertop as needed. The high loop does not prevent siphoning. This informational video will show you how to put a high loop in your dishwasher drain line to avoid having this item show up on your home inspection. What is a high loop.