Constructed using solid lead-free brass, for safe water handling. This hose offers flexibility and durability, featuring waterproof, heat, cold, and - properties, ideal for RV winterization. Features standard 1/4 inch air quick plug and 3/4 inch Female & Male Garden Hose thread for easy connection to water lines or hose systems. A healthier, eco-friendly alternative to antifreeze-based winterizing kits, ensuring a safe winterization process. kit designed for ease of use, including thread tape for air sealing, male and female hose adapters for versatile applications, and a shut-off valve to control air flow and centralize shut-off operations during the winterizing process. Suitable for a variety of vehicles and systems including RVs, motorhomes, campers, boats, and watercraft. Also perfect for winterizing sprinkler systems, outdoor plumbing, irrigation systems, faucets, hose bibbs, and garden hoses. Colour: Black Material: Brass + Rubber Package Contents: 1 x RV winter adapter 1 x connector 1 x raw tape (random color, no specification accepted) 2 x gaskets Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.