Mountain Plumbing MT953 Cabinet Mount Round Classic Touch Waste Disposer Air Switch - PVD Brushed Bronze MT953/PVDBB. Mountain Plumbing MT953 Cabinet Mount Round Classic Touch Waste Disposer Air Switch: Mountain Plumbing MT953 Cabinet Mount Round Classic Touch Waste Disposer Air Switch is designed to provide safe convenient disposer activation. You dont have to worry about turning on the disposer with wet hands making it perfect for island or other damp environment installations. The MT953 mounts on the cabinet wall plugs directly into the receptacle and can be used with ALL continuous feed waste disposers. Round style push button Freedom to mount anywhere with attached cord Fits 1-3/8 mounting hole Can mount to counter tops up to 1-1/2 thick No tools required for installation Air actuated UL approved Disposal Air Switches