ionze RV Adapter Kit For Winterizing RV Trailer Internal External Tools Home Improvement Features: The winterize adapter use a convenient anti-freezing method to winterize water lines of travelling vehicles such as RV/camper/travel trailer, by blowing out water from the water lines/plumbing . It can reduce the use of antifreeze, very convenient. The winterize adapter use standard threading - 1/4" male air compressor quick plug to a male 3/4" garden hose inner thread, attach air line to water lines/hose system easily. On one hand, suitable for most water system - RV camper travel trailer such vehicles which with water supply system. On the other hand, use to blow out/winterize any water system with an male garden hose thread, like garden hose, faucets, sprinkler systems and outdoor water lines. Red Plastic-covered lever handle for on/off manual control. Product Description: Tips: For vehicles winterizing - working pressure is about 25-30. For garden hose winterizing - working pressure is about 45-55. For long-time runs - stop and let the air compressor cool off every few minutes. Tools Faucets