Klip On Deep Flange replaces existing flanges without having to remove the old flange. The two-part design clips over the existing shallow or deep flange and hides the old flange behind it. Chrome plated, fits 1/2 copper pipe. No more cutting the old flange off or removing the valve.The simple to use design allows for easy install,Eliminates removal of existing flange or valve,No tools required,Plated finish wont flake off