Product Guide How Does it Work? Choosing a Furnace System Indoor Air Quality Glossary FAQ Heating For Your Home Ruud Furnaces For Your Home   Ruud has been a trusted name in the United States for many years. One of the world's leading manufacturers of central heating and cooling products, Ruud distributes its full line of residential and commercial products around the globe. Heating Units Are you building a new home? Are you adding on to your home? Do you need to replace an old unit? Heat Pumps Are you building a new home? Are you adding on to your home? Do you need to replace an old unit?