This fresh water gravity fill hatch is designed to fill RV tanks without the help of pressure or threaded wire.
The diameter of gravity inlet hatch is 4-1/2" and universally fits for 3-1/2...
RVGUARD RV water tank filler with shutoff valve helps fill your water tank quickly and reduce back flow pressure.
Large 5/8 inch fill tube ensures maximum fill rate and cuts fill time in h...
