Completely clear your water lines with RV blow-out plugs. Screw the plug into the city water inlet, open all drains and faucets, attach and activate air pump until all lines are clear. Patented. Metal Blow-out plug.
Type: Schrader Tire Valve Stem Connection
- Helps Clear The Water Lines In Your RV During Winterization And Dewinterization
- Built With Brass
- Screws Into RV City Water Inlet
- Makes Winterizing Your RV Easy