This round fresh water gravity fill hatch is designed to let you fill your tanks without the help of pressure or threaded wire; Popular in the RV and camper industry, it's durable, reliable, and simple to use The gravity fill function is perfect for simpler RV water systems and most models of RVs; White in color, it looks nice and clean while not drawing attention to itself or taking away from the designs on your RV exterior Resistant to UV light, it keeps looking great year after year; With this durability, aesthetics, and convenience, this gravity fill hatch is just the thing you need to fill up your water tanks; Don't wait until your current hatch becomes cracked and faded Resistant to UV light, it keeps looking great year after year; With this durability, aesthetics, and convenience, this gravity fill hatch is just the thing you need to fill up your water tanks; Don't wait until your current hatch becomes ed and faded › See more product details