★ Blow out plug adapter fitting to winterize underground irrigation sprinkler systems, outdoor pipes, RV, boat, watercraft, motorhome, camper, travel trailer, water lines, homes, cabins, faucets, spigots, garden hoses, sillcocks, and hose bibbs by blow out method.,★ Its short and stubby design allows access to tight spaces. Quick-connect attaches to air compressor. Compatible with standard 3/4 inch garden hose threading and air compressor 1/4 inch quick-connect commonly found in North America.,★ For your health and safety, this sprinkler winterizer is made of lead-free brass. Lead-free brass costs about 30% more to manufacture than regular brass but we have decided to absorb the additional cost and maintain the same retail price in order to promote the health and safety of our customers. Always wear safety goggles when handling or using compressed air.,★ Easily connects to air compressor and garden faucet to winterize lawn sprinkler systems, drip irrigation system, soaker hoses, faucets, and plumbing to prevent damage due to freezing.,★ This heavy duty winterization tool is machined from a solid lead-free brass casting. This blow out plug may also be used to winterize sprinkler systems, drip irrigation systems, soaker hoses, faucets, pipes, spigots, sillcocks, water garden hoses, waterlines, and hose bibbs where applicable.