12-foot, 1/2-inch PVC (polyvinyl chloride) mist cooling system. Ideal rigid cooling solution for home patios, outdoor recreational areas, animal shelters, and dog runs. Reduces the surrounding temperature up to 20 degrees Fahrenheit. Includes everything to easily assemble 12-feet of mist cooling line with no special tools needed. Can be expanded up to 250-feet with sufficient available water pressure. Kit includes: (9) 22 In. of 1/2 In. PVC tubing lengths, (7) PVC mist couplings, (6) mist nozzles, (3) PVC elbows, (2) PVC couplings, (1) PVC end cap, (1) swivel hose adapter, (9) hanging clamps, (1) automatic drain valve, (1) hose washer, (1) PVC cement. For outdoor use with cold water only. Do not use with a booster pump.