MONADNOCK REGION, N.H. (MyKeeneNow) If you’ve ever walked from one room in your home into another and felt like you’ve crossed a climate zone, you’re not alone. One room that’s consistently hotter than the rest of the house is one of the most common comfort complaints we hear during the summer.

The first thing many homeowners assume is that their air conditioner isn’t working properly. While that can occasionally be the case, the reality is that uneven temperatures are often caused by factors that have little to do with the air conditioning system itself.

One of the most common causes is airflow. Your heating and cooling system is designed to move a specific amount of air throughout your home. If a room isn’t receiving enough conditioned air, it can quickly become uncomfortable. This may be caused by undersized ductwork, ducts that have become disconnected or damaged, blocked vents, or a system that simply wasn’t balanced properly when it was installed.

The location of the room can also play a major role. Second-floor bedrooms are often warmer because heat naturally rises. Bonus rooms above garages frequently experience temperature swings because they are exposed to heat from below while often having less insulation than other parts of the home. Rooms with large south- or west-facing windows can absorb a tremendous amount of solar heat throughout the day, making them feel warmer even when the air conditioner is running continuously.

Insulation and air sealing are also important factors. A room with inadequate insulation in the walls or attic may gain heat much faster than the rest of the home. Small gaps around windows, doors, recessed lighting, or other penetrations can allow warm air to enter and

conditioned air to escape. Even relatively minor air leaks can have a noticeable impact on comfort during the hottest days of the year.

Another issue we frequently encounter is thermostat location. Most homes have a single thermostat that measures the temperature in one area of the house. If that thermostat is located in a naturally cooler location, it may satisfy the cooling demand before warmer rooms ever reach the desired temperature. As a result, some areas of the home remain uncomfortable despite the system operating normally.

The good news is that there are often multiple ways to address the problem. Sometimes the solution is as simple as improving airflow, adjusting dampers, sealing ductwork, or adding insulation. In other cases, zoning systems can help deliver more precise temperature control throughout the home. For especially challenging spaces, a ductless mini-split system may provide an efficient and effective way to heat and cool that area independently.

The key is identifying the actual cause before investing in a solution. Every home is different, and what works for one homeowner may not be the right answer for another.

At Keating Plumbing & Heating, we believe homeowners deserve options. Whether the solution involves adjusting an existing system, improving efficiency, adding zoning, or exploring new equipment, our goal is to recommend what’s best for your home, your comfort, and your budget.

If one room in your home is always too hot in the summer or too cold in the winter, we’d be happy to help you find out why.