... , accurate position.3, Multi - assembling, easy to install. 4, Float ball structure, no leakage, especially suitable for heavy pollution conditions. 5, good substitution ... protection class, can be worked in moist conditions. IP65 Suitable for 1, IC card meters, heat energy meters, air-warm valve ... valve,motor operated valve,motor actuated valve,hydraulic valve. Easy use PVC Electric Ball Valves