Blue 160 Gallon Water Storage Tank These are the same ones

These are the same ones we use on our tanks

3/4 inch female pipe threads on inside

5 inch holes drilled in the tank

WaterPrepared 160 Gallon Large Capacity Water Storage Tanks

Solid brass octagon female coupling ensures a tight no-leak connection

Blue 160 Gallon Water Storage Tank These are the same onesWaterPrepared 160 Gallon Large Capacity Water Storage Tanks. Water lasts longer. Specially blended UV resistant plastic helps protect your water agains bacteria build up. When mixed with an easy rotation system, WaterPrepared tanks will insure your water will be safe for when you need it most Tanks are stronger. WaterPrepared tanks are made with a rugged high density polyetheline (HDPE) that is BPA free, FDA NSF approved, and specifically engineered