Heavy-duty 120 volt ducted furnaces are designed for use in trailers at permanent locations. Features heavy-duty AC motors and controls, include low amp draw of 1.5 amps, energy saving electronic ignitions, uniform cabinet size for installation flexibility, wall thermostats, gasket-sealed vent assemblies, steel gas manifolds, sealed forced-draft combustion, and chrome-plated vent caps. Cut-out size: 12-1/2 in. H x 12 in. W x 23 in. D. 1 per box. Thermostat is no longer included as of August 1, 2012.