Why Is One Room Hotter Than the Rest of the House?

Why Is My Room So Hot

Have you noticed that one room, such as your bedroom, is always hotter than the rest?

You may have tried to turn the temperature down lower at night so that your bedroom becomes bearable to sleep in, only to realize that your bathroom tiles become ice cold.

Here are 9 possible reasons why one room is always so hot compared to the rest of the house, and what you can do to fix the problem.

1. Dirty Air Filter

A dirty, clogged air filter can cause several issues for your AC system. If the air filter in your room is clogged with dirt and dust particles, it greatly reduces the air intake. Making it not only harder to circulate the air in the room, but also impeding the air conditioning cycle.

We recommend replacing your air filter regularly to avoid issues like this.

2. Oversized AC System

An oversized AC system cools your home quickly, a little too quickly.

Your air conditioner’s cooling process not only cools the air but also removes humidity. So when your AC operates on short, fast cycles, the air in your house cools down quickly but retains its humidity.

When the humidity in your house is high, your body feels much hotter than the actual temperature.

Dehumidifiers will typically be your best option here. However, if you’re experiencing high energy bills as a result of an oversized AC system, it may make more sense to replace it with an air conditioner that’s more suitable for the size of your home.

Call (727) 800-4148 to Schedule your Free In-Home AC Installation Estimate

3. Old, Outdated Windows

Replace double-pane windows with more energy efficient Low-E glass windows. Low-E windows are designed to minimize the ultraviolet and infrared light passing through the glass, while still allowing the visible light.

If you plan on replacing your windows, it would be ideal to replace the window frames’ weatherstrips and seals as well. These two things could be contributing to air leaks in your house.

Sun-blocking window film or window tint is another option for blocking out sunlight as well.

4. Windows Receiving Direct Sunlight

Even with new windows, if a room has too many windows receiving direct sunlight, it will be difficult to keep it cool during the Florida summer.

One solution is to plant trees outside the affected windows, using shade effectively to reduce the amount of sunlight hitting your windows.

If your current landscaping situation makes the above option impossible, you could invest in an awning or sunlight-reducing curtains such as blackout curtains.

5. Air Duct Issues

A variety of air duct problems can cause restrictions in airflow such as:

– Twisted, crushed, dented, torn, or otherwise damaged ducts
– Disconnected ductwork
– Uninsulated or not fully insulated ducts
– Air duct leaks
– Dirty, clogged air ducts

When is the last time you had your ductwork inspected & cleaned?
Call (727) 800-4148 to Schedule your Appointment

6. Insufficient Return Air Vents

If the same room is too hot in the winter when the heat is on and too cold in the summer when the AC is on, and if the air filter looks like it’s about to get sucked into the return air vent opening, your system is most likely not receiving enough air intake.

Try using a filter with a lower MERV rating, this allows more air to pass through. If that doesn’t solve your issue, you may need an additional return air vent installed in the room.

7. Closed Air Vents

Check every room in your house and ensure that your air vents are open and not obstructed by nearby furniture or decor.

When air vents are closed, it not only impedes the airflow to the room they are located in but can also cause an imbalance in the entire duct system.

For more information, check out our blog: Should I Leave My Air Vent Open or Closed?

8. Poor Home Insulation

If your home has trouble retaining cold air in the summer, your problem could be insufficient or uneven insulation. This is especially true in older Florida homes.

Missing or inadequate insulation allows the heat the sink in, so it doesn’t matter how hard your AC works, the cold air escapes and the heat always find its way back inside your home.

9. Electronics and Appliances

Computers, especially ones with high-end graphics cards, generate a lot of heat. On top of that, monitors, televisions, lights & lamps, LED clocks, and other electronics generate heat as well, especially if they’re older technology. One solution is to turn off these things while they’re not in use. For lamps and other lighting, switch to LED light bulbs if you haven’t already.

Use of ovens, stoves, and other kitchen appliances can also dramatically influence the temperature of your home.

Contact Blair’s Air for AC Service in Tampa Bay

If your heating and cooling system isn’t working properly and causing one room to be hotter than the rest, Blair’s Air Conditioning and Heating can help.

Contact us to schedule an inspection performed by a knowledgeable HVAC technician who can assess the problem and fix it right away.

Call (727) 800-4148 to schedule service.

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