Used 50,000 lbs/hr Package Boiler by Tampella Power model DS-45, two drum water tube type boiler. 50,000 lbs/hr of steam, 100 psig operating press., 200 psig design press., saturated steam temp., 228 F feedwater temp., 3925 Sq Ft total heating surface, 555 Sq Ft radiant heating surface, 3370 Sq Ft convection heating surface, 955 Cu Ft furnace volume, natural gas/#2 oil fueled. Comes w/ Tampella Power Faber Type "WB" Burner Unit, model W01-23.5, 3163 lbs/hr of oil and 64,550 CFH gas. 13'6" H x 19'8" L x 11' W OAD, Serial #94102, NB #5657, Built 1994.