Rated to 600 PSI and -20 to 300 degree Fahrenheit. For water oil or air. Packing gland allows for repacking or adjusting of seal on valve stem should it leak. Ball seats and packing 100 percent Teflon. Heavy duty rust resistant handle with vinyl grip. Packing Gland Ball Valve600 PSI WOG/150 WSP (1/2"-2") -20o F to 300o F Temperature RangeRust-resistant heavy-duty handle with vinyl gripFull Port for maximum flow rate