Ohio Special2 or 3-Pass Dryback or Wetback Firetube Boiler
The Ohio Special is designed for maximum efficiency, reliability and durability in today’s most demanding environments.
Ohio Special 2 or 3-Pass Dryback or Wetback Firetube Boiler can burn:
Natural Gas, Propane, #2 Oil, Hydrogen
Boiler Information
- Ohio Special Brochure
- Superior Advantage
- Ohio Special 3-Pass Dryback O4-X-353 Dimensional Data
- Ohio Special 3-Pass Dryback O4-X-357 Dimensional Data
- Ohio Special 2-Pass Dryback O8-X-358 Dimensional Data
- Ohio Special 2-Pass Dryback O8-X-359 Dimensional Data
- Ohio Special 3-Pass Wetback O6-X-352 Dimensional Data
CAD Drawings
Features
- All sizes have <360 sq. ft. of ASME heating surface
- Options for 2-Pass dryback, 3-Pass dryback, or 3-Pass wetback design
- Pressures from 15-300 psi steam and 30-160 psi hot water
- Sizes from 80-225 BoHP
- Corrugated furnaces on ASME Section I high pressure boilers
- Large furnace volume for complete combustion
- Roller-bearing supported single-hinged rear door for total fireside access on dryback models
- Packaged with Gas, Oil, or Combination Gas & Oil Burner
Construction
- Customized, proven package burner solution
- Handholes for waterside access
- Factory installed gas train available with FM, GE-GAP, NFPA-85, UL and other approvals
- Structural steel skid available with optional removable skids, jacking pads and seismic design
- Generous Morrison corrugated furnace (standard on Section I boilers)
- Front/Rear door gaskets made of ceramic fiber
- Available turbulators for maximum efficiency
All Ohio Special boilers have less than 360 square feet of ASME heating surface. Designs include a 2 or 3-pass dryback and a 3-pass wetback with pressures of 15 to 300 psi steam and 30 to 160 psi hot water. Boilers are available in sizes ranging from 80 to 225 BoHP.

Ohio Special 2 or 3-Pass Dryback or Wetback Firetube Boiler Drawings
Consult Factory