40K BTU FURNACE Suburban’s NT-34SP and NT-40 are prime examples of how powerful a compact ducted furnace can be. Offered in a wide range of capacities, up to 40,000 BTU/h input, all of these 12-volt DC furnaces feature energy saving solid state electronic ignition. Cabinet size is the same on all models. (12 1/2″ x12″ x 23″) Their extremely low amp draw demands less from your battery a definite plus for long trips! Gasket-sealed vent assemblies, steel gas manifolds, sealed forced-draft combustion, chrome-plated vent cap and wall thermostats are standard equipment. The P40, the most powerful furnace in the RV industry today, are 115-volt park model furnaces, featuring long-life heavy duty AC motors and AC controls. 40K BTU FURNACE
