The Environmental Protection Agency shocked homeowners a few years ago by reporting that indoor air in most homes is on average two to five times more polluted than outdoor air — and in many cases, is even scores of times worse. If you’re skeptical and think your home might be an exception because you work…Read More

About half the homes in the United States utilize natural gas-fired furnaces for heating. A gas furnace is a sturdy appliance with a long expected service life—it’s not uncommon to find units over 20 years old still on the job. Because gas heating has a long history, mass production of gas-fired furnaces by established manufacturers…Read More