SIZE: 10mm hose barb x 10mm hose barb ball valve valves are mainly used for on-off controlling or flow regulation of water, oil, and gas. Typical usage includes garden irrigation system, piping system, water pump, compressor, oil and gas supplying system, hot and cold water systems USES: Water, oil, and gas flow regulation and on-off control are the principal uses for ball valves. Common applications include hot and cold-water systems, water pumps, compressors, oil and gas providing systems, and irrigation systems for gardens. COMPATABILITY: All tubing kinds are compatible with this. Utilizing copper crimp rings, secure the barb in the tubing. FACILITIES: You can immerse the tubing in boiling water if the barb is too large for the tube. A little heat would assist the tube to expand and fit precisely. MADE FROM: Manufactured of sturdy, corrosion-resistant metal. Operation handle with rubber coating for non-slip control., Manufacturer: Dapetz