This Jar Top Valve features heavy-duty construction with stainless steel components. The valve is compatible with standard residential 24-volt sprinkler systems. Manual On/Off lever, Ideal for testing & flushing sprinkler systems, includes snap wire connector, removable for traditional wiring. Threaded easy-access jar-top lid 3/4" female-threaded valve Heavy-duty construction with stainless steel components Compatible with standard residential 24-volt sprinkler systems Manual on/off bleed screw For outdoor use with cold water only.