If your home has a forced-air HVAC system, it’s important to always have your return vents free, clear and open. With the ...

Completely closing your vents might damage your HVAC system and raise energy costs, but you could save money with fewer risks ...

Energy costs are projected to soar this year, with the National Energy Assistance Directors Association (NEADA) reporting that the average cost to heat a home will increase by about 10.5% this winter.

As the return removes the cool or hot air, Martin says, the supply vents replace this air with the opposite of what it is removing. In most homes, the furnace (forced air) and air conditioner ...