The RV Winterize Blowout Adapter Kit is designed to make winterizing your RV, boat, or camper trailer easy and effective. Connect the 1/4" male to an air compressor and the 3/4" male thread to your water system. the ball valve to blow out any leftover water. This method prevents freezing and bursting pipes, safeguarding your vehicle's plumbing during the winter months. Features -Color:Assorted Color -Material:Plastic, Brass -Size:8.50X3.00X3.00cm/3.34X1.18X1.18in(Adapter) -Size:2.50X2.50X0.30cm/0.98X0.98X0.12in(Gasket) -Size:4.00X4.00X1.50cm/1.57X1.57X0.59in(Tape) -Applicable thread:1/4"Male Quick Connect Plug and 3/4" Male Thread -Robust brass material: constructed from robust brass, this RV adapter offers excellent durability and reliability, making it a addition to your RV accessories -Convenient manual switch design allows for easy and precise control, making it simple to manage your RV's plumbing system -Antifreeze capability: designed to resist freezing, this adapter is ideal for winterizing your RV, ensuring your plumbing system remains functional in cold weather -Quick connect feature: the quick connects feature makes installation and removal quick and easy, saving you during RV maintenance -Stable connection: the flange threaded connection ensures a secure and leakproof installation, providing peace of mind and reliable performance Package list: 1 x Adapter 2 x Gaskets 1 x Tape