A furnace is vital to the comfort of your rental home, providing heat and air circulation. It’s also very expensive. There are simple steps you can take to maximize the efficiency and longevity of the furnace in your home, and the easiest is changing the filter regularly.
New furnace filters are inexpensive, easy to change, and available readily at home improvement stores, household goods stores, and even some grocery stores. Check out this article from ConsumerReports.com for instructions on finding the right size and placement of your filter.