Generac QT03624ANAX 36, 000 Watt Liquid Cooled Propane/Natural Gas Powered Home Automatic Standby Generator (Discontinued by Manufacturer) Automotive-style, liquid-cooled engine operates at low speeds for reduced sound output and longer life Runs on clean-burning natural gas or liquid propane Patented Quiet-Test low speed exercise mode Aluminum all-weather enclosures with RhinoCoat paint finish are corrosion resistant and ideal for salt-air coastal areas Non-CARB Compliant/Not For Sale In California