Posted from: https://www.zillow.com/blog/heating-systems-101-230087/
Heating your home accounts for an inordinate portion of your utility bill, so it pays to choose the most efficient heating system possible. This doesn’t necessarily mean you should upgrade to a different type of system, however.
Generally speaking, it’s a bad idea to convert from forced air to central heating, or vice versa, since the benefits rarely justify the cost. Instead, upgrade to a more efficient version of your existing furnace or boiler when it’s too expensive to repair – but…