Burnham boiler ANS Z21.136-1994. Model 204NCL-GEI2. SN# 65093094. 96000 BTU/hr Input. DOE HgCap 80.000 BTU/hr. Water 70.000 BTU/hr. Purchased new from Home Depot. Never installed because lack of propane service. This model includes "Propane Kit" but is original design for Natural Gas.
