I am always amazed that more people don't utilize a stock pot burner in their brewing setup.
These units have 80K BTU (same as a Blichmann Hellfire on mode), burn propane or natural gas, support a live load of 105 pounds, sport a dual controlled burner ring (40K BTU each), and typically sell new for $375.
http://atosausa.com/product/atsp-18-1/
The also offer a dual burner model (short version pictured below) that typically goes for $675
These units have 80K BTU (same as a Blichmann Hellfire on mode), burn propane or natural gas, support a live load of 105 pounds, sport a dual controlled burner ring (40K BTU each), and typically sell new for $375.
http://atosausa.com/product/atsp-18-1/
The also offer a dual burner model (short version pictured below) that typically goes for $675