Used Ventilation Direct 6000 CFM direct drive gas fired heater

Used Ventilation Direct 6000 CFM direct drive gas fired heater. Design Altitude 4686 Feet. Max. Rated RPM 1200. Minimum Ambient Operating Temperature -40 F. Design Temperature Rise 96 F. Maximum Temperature Rise 146 F Natural/ 128 F LP. Maximum Discharge Temperature 160 F. Pressure Drop Across Burner (Min/Max) 0.150 in wc/ 0.800 in wc. Gas inlet Pressure (Min/Max) 5 in wc, 14 in wc. Minium Gas Supply pressure for Maximum output adjustment 11 in wc, Design Manifold Pressure 4.1 in wc Natural Gas/2.1 in wc LP. Maximum manifold pressure 5 in wc Natural gas/ 2.5 in wc LP. Hourly design BTU rate (Min/Max) 18000/500000 BTU/hr Natural. FOB: CO