Home All Products Share this page Explore our full Catalog Search through our full product offerings 88 High Efficiency Series 3 Commercial Gas Oil Boiler Fuel Type: Gas / Oil Heat Exchanger Material: Cast Iron Heating Range: 960-5440 MBH Mediums: Water LGB High Efficiency Series 3 Commercial Gas Boiler Fuel Type: Heat Exchanger Material: Heating Range: 350-2470 Mediums: SVF Stainless Vertical Firetube (1500–3000 MBH) Series 2 Fuel Type: Gas Heat Exchanger Material: Stainless Steel Heating Range: 1500-3000 MBH Mediums: Water SVF Stainless Vertical Firetube (500–600 MBH) Fuel Type: Gas Heat Exchanger Material: Stainless Steel Heating Range: 500-600 MBH Mediums: Water SVF Stainless Vertical Firetube (1000 MBH) Fuel Type: Gas Heat Exchanger Material: Stainless Steel Heating Range: 1000 MBH Mediums: Water SVF Stainless Vertical Firetube (725–850 MBH) Fuel Type: Gas Heat Exchanger Material: Stainless Steel Heating Range: 725-850 MBH Mediums: Water WTGO Series 4 Oil-Fired Water Boiler Fuel Type: Oil Heat Exchanger Material: Cast Iron Heating Range: .70-2.55 GPH 98-357 MBH Mediums: Water WGO Series 4 Oil-Fired Water Boiler Fuel Type: Oil Heat Exchanger Material: Cast Iron Heating Range: .70-2.55 GPH 98-357 MBH Mediums: Water SGO Series 4 Oil-Fired Steam Boiler Fuel Type: Oil Heat Exchanger Material: Cast Iron Heating Range: .95-2.55 GPH 133-357 MBH Mediums: Steam Ultra Oil Boiler Fuel Type: Oil Heat Exchanger Material: Cast Iron Heating Range: .84-1.40 GPH 112-196 MBH Mediums: Water 1 2 3 4 Next Page