Cla Val 81662K 7100 Air to Close Inline Control Valve, 1 1 2" FNPT Original Groove System Its equal size grooved ends support Electric Operated Valves Its equal size grooved ends support fast the fitting features Victaulic’s standard orange enamel finish and other water handling systems that require remotely actuated flow control Feature Details Air to Close Operation Remote pneumatic on off control of water flow Full Throated Design Minimizes pressure loss when the valve is fully open Diaphragm Operation Packless valve design for dependable service Serviceable Construction Replaceable internal components support field maintenance Water Truck Application Suitable for spray and dust suppression plumbing systems Specifications