Closing Vents In Unused Rooms

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Closing vents in unused rooms. In order for your air conditioner to work efficiently you should keep the interior doors in your home open as much as possible. In theory closing vents in unused rooms seems like a good idea. The dangers of closing air vents in unused rooms. It seems like a good idea.

The belief is that closing a vent will simply push the air onward to other parts of the home improving energy efficiency. Closing air vents in unused rooms may seem like a no brainer but trust the experts. The pressure increases and that means an ecm blower will ramp up to keep air flow up whereas a psc blower will move less air. Homeowners typically close vents in an attempt to redirect air away from unused spaces.

Regardless of how many vents you have open the heater or air conditioner produces the same amount of air. The added pressure from closing a vent can cause air leaks in your system causing long term and unnecessary. Just close the vents in unused rooms and only control the air temperature in rooms that you use. A lot of people think this tactic will save money by using the hvac unit to heat or cool fewer rooms.

As a result your air conditioner would be able to focus its energy on only cooling. I don t see anyway that closing two vents out of 14 will damage anything or cause any problems. Closing air vents is a popular strategy for adjusting air flow in the home but it s not necessarily a good one. Most homes don t have sealed ducts either so the higher pressure in the duct system will mean more duct leakage as shown below.

You want those vents wide open to allow your hvac system the freedom to operate freely. Why closing vents in unused rooms seems like a good idea. Closing off vents in unused rooms only closes off air being fed into that room. By closing off the vents in a room you d expect that cool air would skip that room and be delivered to the spaces that need it instead.

When you start closing vents in unused rooms you make the duct system more restrictive. Closing vents in unused rooms saves energy from entering the room but it also pushes the excess air to other places in your home. Closing vents in rooms we don t use will save me money many arizona homeowners think this but it s 100 wrong. It s even worse than wrong.

In short the answer to this question is no. Granted it will cause excess pressure in the ducts but that air is forced out of the vents that are open. But it can actually cause problems for the hvac system in your home since central heating and cooling systems are sized to accommodate a specific amount of square footage.