Allow the Heritage dishwasher air gap to add functionality and aesthetic appeal to your home as it prevents dirty drain water from flowing back onto clean dishes. The brass cap is available in a multitude of finishes to seamlessly coordinate with your faucet. Additionally, no assembly is required, making for an easy installation to begin protecting from contaminated water right away.FeaturesPolyethylene body with brass capPrevents soiled water from the dishwasher to be aspirated into the potable water supplyFully assembled and easy to installCorrosion and rust-resistant finishCap diameter: 2-5/16"Cap height: 2-1/2"