Winterize Sprinkler System Blow Out Adapter

Adaptor to winterize underground irrigation sprinkler systems. Includes printed instructions. Includes most common pipe thread combinations! Avoid multiple trips to the hardware stores. Pressure rating: 250 psi with 4:1 safety factor. All metal parts are brass. Flexible hose is 3/8″ Goodyear Insta-Grip. 100% outdoor rated. Impervious to water and oil.