Used Groen 20 gallon Model DHT/P-20 stainless steel tilting steam kettle. Open top. Hemi bottom. Steam Jacket rated 50 psi @ 300 degrees F. Self contained heat source. Power requirements. 115 Volt 60 hz 1 phase 1 amp. Natural gas 72,000 BTU. On stand. NB 136312. SN 47120-1. Built 1989.