Used 120 gallon Letco Inc T-316 stainless steel jacketed pressure tank. 30" diameter x 36" high straight side. Bolted dished top, welded dished bottom. Internal rated 20 PSI @ 260 deg F. T-304 stainless dimple jacket rated 80 PSI @ 260 deg F. NB# 84. S/N 1284-1. Mounted on stainless legs with caster wheels. 2-1/2" center top opening. 1-1/2" CBO.