At highskyrvparts.com, you can find the right Atwood Dometic furnaces and furnace parts you need. Dometic is engineered for easy maintenance and great air delivery. Its horizontal or vertical configuration makes for an easy installation in your RV, trailer or camper. Dometic furnaces are known for their quiet operation as well. Ranging from 16,000 and 18,000 BTU, to 25,000, 30,000, 35,000 and 40,000 BTU, we've got what you're looking for in a furnace.