Description: 【Winterization Valve】: The RV brass blow out plug is used to help clear RV water lines and prevent the water pipe from being damaged during winterization and dewinterization 【Premium Material】: The RV winterize blow out adapter is made of premium brass material, wear resistant, sturdy, and ensures a long time to use 【Easy Installation】: The RV winterization valve is easy to connect and install, suitable for most RV water inlets 【Wide Applications】: The RV blow out plug is suitable for campers, motorhomes, travel trailers, boats, garden water hoses, drip irrigation units, sprinkler systems, faucets, etc 【Package Including】: The package includes 2 RV brass blow out plug, 5 caps and 1 sealant tape Specification: Material: Brass Size Chart: 2.7cmx4.2cm/1.06inchx1.65inch Package Includes: 2 RV Brass Blow Out Plug 5 Caps 1 Sealant Tape Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.