How Many Rain Barrels Do I Need. You can attach a longer hose to reach your garden, or. Web for a rain barrel, you need nothing more than a standard spigot or short length of hose installed near the bottom of the barrel, with an on/off valve.
You can attach a longer hose to reach your garden, or. Web how big of a rain barrel do i need? Web for a rain barrel, you need nothing more than a standard spigot or short length of hose installed near the bottom of the barrel, with an on/off valve.
Then You Let Gravity Do The Work.
The size of the rain barrel you need depends on your water usage and the amount of rainfall in your area. Web how big of a rain barrel do i need? Web for a rain barrel, you need nothing more than a standard spigot or short length of hose installed near the bottom of the barrel, with an on/off valve.