Specifications include, but are not limited to: Tank capacity: 400 gallons minimum, but not exceed 425 gallons. Tank baffles: Baffles must be tall enough to act as a tank cover support. Tank lid shall be bolted to baffles at 3 points through center of lid. Tank metal hardware: All bolts, washers, nuts, and plumbing flanges shall be of (316) type stainless steel material. Tank dimensions: See drawings for: Rear Top side Right side Left NOTE: Total tank square shall not exceed 1/8” Tank plumbing flanges: Shall be bolt on units such as the DIXON model 62948 and 63038. Tank anti-cavitation device: See drawing Foam Tank: Tank shall have an internal 12-gallon foam tank. The tank is to be installed in a manner that is independent from the water tank, so there is no water intrusion.