No jet pump mount. Pre-charged vertical tank that is more efficient than a conventional tank, or the same size, because it delivers up to twice the amount of water between pump starts and stops. Plus the actual size of the tank is smaller. Pre-charged at 30 PSI. Air valve enables installer to reduce pre-charge pressure. Constructed of heavy-gauge steel with baked enamel exterior finish, epoxy lined interior. Replaceable air/water separator of rugged, seamless vinyl. Separator constructed of FDA approved materials. Discharge tap 3/4”. Tank Equivlency 15. Actual tank capacity 6. Diameter 12”. Height 16”.