Water Worker HT-20HB Series Well Tank, 16 in H, 20 gal Capacity, 100 psi Working, Steel

Maximum 100 psi pressure rating for residential use. Heavy diaphragm designed for extended life, locking ring, high-grade polypropylene liner, durable steel base. NSF Standard 61 listed meets FDA requirements for potable water. Maximum operating temperature is 200 deg F. Factory pre-charged to 38 psi. Made in the USA. 5 year limited warranty.