You buy seal area!
and you get more with SLEEVE LINE valves Durco's molded TFE sleeve provides a continuous seal for the entire plug surface — f r o m port-to-port and top-to-bottom. Its wiping action keeps the sealing surface always free of liquid contact. Other valves with only line seal contact wear q u i c k l y , leak easily, p r o v i d e pockets for c o n t a m i n a n t s . SLEEVELINE valves provide positive shut-off every time with none of these problems. For full value in valves, always order . . . SLEEVELINE. Complete details in bulletin V-12.
T H E D U R I R O N C O M P A N Y , INC. D A Y T O N , OHIO
DURCO
