Before you sign, check for rebates or federal tax credits. Many utility companies will actually pay you to upgrade to a high-efficiency model.
Ask your contractor for a Manual J Load Calculation . This looks at your square footage, insulation, and window quality to find the "Goldilocks" size for your home. 4. Consider the "Extras" how to buy a new furnace
Most new units play nice with Wi-Fi thermostats, letting you control the heat from your phone. 5. Don't Skip the Installer Before you sign, check for rebates or federal tax credits
The furnace runs on a lower setting most of the time and only kicks into "high" during extreme cold. Before you sign