For installing automatic ice maker kits on refrigerators Kit includes angle needle valve designed to control accurate water flow into evaporative cooler units, plus a saddle clamp that permits installation in water pipe nearest humidifier unit Furnished complete with copper tube insert and gasket Cadmium plated clamps and bolts Saddle clamp made to fit 3/8 in., 1/2 in. and 3/4 in. Low lead