Hot summer weather can push your air conditioner to the breaking point. As temperatures in Dundas and Northfield climb, many families notice rising energy bills, uneven temperatures throughout the home and cooling systems that appear to run all day without keeping up.
People often think the AC alone determines how comfortable your home feels. However, your home’s air circulation, insulation and shade all play a major role in cooling performance.
This guide covers three practical strategies that can increase comfort and cooling efficiency: improving airflow in your home, making sure your home has adequate insulation and creating shade to reduce heat from the sun. Using these summer AC tips from the pros at Better Air, you’ll keep your house cool in summer.
Start with Airflow: Improve Airflow for Better Cooling
Air conditioners lower the temperature of air and move it through ductwork to every room in your home. For that cooled air to cool every room effectively, it has to move freely throughout your home. When airflow is blocked, some rooms may feel warmer than others.
Many homeowners blame their air conditioner for poor cooling performance. The truth is, the AC is often working fine—the real problem is limited airflow. A clogged air filter, blocked vents and other HVAC issues can all limit airflow.
Home Airflow Improvement Tips
Following these simple steps to improve airflow in your home can improve comfort, lower strain on your AC and lower energy costs.
- Swapout dirty air filters. Routine AC air filter replacement helps your HVAC system move air more effectively while supporting indoor air quality.
- Ensure supply and return vents are clear. Furniture, rugs and curtains can lead to blocked air vents that prevent cooled air from circulating throughout your home.
- Keep interior doors open. This allows air to move more evenly between rooms.
- Relocate furniture covering registers.Making sure registers are uncovered allows conditioned air to circulate properly.
- Arrange preventiveAC maintenance services. By doing a professional HVAC tune-up, a technician can inspect and clean dust-covered blower components that may limit your system’s ability to circulate air.
Insulation Plays a Bigger Role Than Many Homeowners Think
Insulation acts as a barrier against hot outdoor air. As your air conditioning removes heat from inside your home, insulation helps keep that heat from getting inside. Proper insulation increases comfort, reduces cooling run times and can help extend the life of your HVAC system.
The attic is one of the primary sources of solar heat gain during summer. Proper attic insulation and cooling go hand in hand because attic insulation reduces heat transfer through the roof. Proper weatherstripping and sealing around doors and windows also help keep hot outdoor air from sneaking inside.
If insulation levels are too low or air leaks allow hot air to sneak inside, your air conditioner has to work harder. This often causes homeowners to ask, “Why is my house hot with the AC running?” Often, insufficient insulation—not the air conditioner—is the problem.
Signs of Poor Home Insulation Levels
- Upper floor rooms are always hot
- Inconsistent room temperatures
- Higher cooling costs
- AnAC system that runs nonstop
Use Shade to Help Lower Cooling Costs
Sunlight shining through windows and heating up your roof and exterior walls boosts indoor temperatures, forcing your air conditioner to work harder.
Direct sunlight can also reduce the efficiency of your outdoor AC unit by making it harder to release heat efficiently. Using shade around your property can reduce solar heat gain, improve comfort and reduce summer energy bills. Putting in shade over your air conditioner’s outdoor unit can also help—but never restrict airflow around the condenser. Don’t install fences, enclosures or dense landscaping that block air movement.
5 Summer AC Tips for Using Shade to Cool Your Home
- Plant trees and landscaping strategically. Position trees to shade your roof, walls, windows and outdoor AC equipment. When shading your outdoor AC unit, keep at least 2–3 feet of clearance on all sides and 5 feet above the unit to ensure it receives enough airflow.
- Use window coverings. Light-colored curtains, cellular shades and thermal drapes reduce heat gain from sunlight shining through windows.
- Use solar screens in your home. Solar screens, which are specially designed mesh curtains, used on sun-facing windows help limit the sun’s heat while still allowing in natural light.
- Incorporate outdoor shade. Add landscaping and design features like awnings, pergolas, shade sails or exterior shutters to stop direct sunlight off windows so it can’t heat up your home.
- Lower blinds in the afternoon heat. Shut blinds or shades closed on west- and south-facing windows during the hottest part of the day to help reduce indoor temperatures and ease the load on your AC.
Additional Heat-Wave Survival Tips
Airflow, insulation and shade all make a big difference, but these AC efficiency tips can further improve comfort during extreme summer heat.
- Change ceiling fan direction. Operate ceiling fans counterclockwise to produce a cooling breeze.
- Reduceuse of heat-generating appliances during the hottest part of the day. Use ovens, dryers and dishwashers in the morning or evening to limit indoor heat.
- Manage thermostat settings. Trytoavoid frequent temperature changes that cause your AC to work harder.
- Schedule preventative maintenance. Regular service helps your system perform efficiently before peak cooling season.
- Watchfor unusual system performance. Take care of strange noises, weak airflow or inconsistent cooling before they become more expensive repairs.
Know When It’s Time to Turn to an HVAC Professional
DIY AC maintenance and energy-efficient cooling strategies can help, but some problems call for professional attention. If warm air is coming from your vents, airflow feels weak, your air conditioner runs almost constantly, energy bills spike, rooms cool unevenly or your system turns on and off repeatedly, you should consider an expert evaluation.
At Better Air, our cooling specialists assess airflow, duct performance, insulation-related comfort concerns and overall system health to determine the real cause to help your HVAC system run at its best throughout the summer.
Stay Comfortable All Summer Long
Staying cool during a heat wave takes more than just your AC. Proper airflow, adequate insulation and strategic shade work together to improve comfort, improve efficiency and reduce cooling costs. When paired with regular summer HVAC maintenance, these strategies can help your system perform at its best when you need it most.
has the training and experience to keep you comfortable all season long. If you’re in need of AC maintenance, a cooling system inspection, an airflow evaluation or a complete summer tune-up, our team can help boost efficiency and comfort during hot summers. Schedule cooling services online or call today to get started.
Frequently Asked Questions About Summer Air Conditioner Efficiency
Why is my home still uncomfortable even when the AC is running?
When your house stays hot even though your AC is running, the problem isn’t always your AC. Poor airflow, too little insulation, improper thermostat settings or HVAC system issues can all affect cooling performance and keep cool air from reaching every room.
Does shade really help reduce cooling costs?
It can. Trees, landscaping, awnings and window coverings help reduce solar heat gain, helping your home remain cooler. Reducing the amount of heat entering your home means your AC doesn’t have to work as hard to cool your home. That uses less energy, which can lower your cooling expenses.
How often should I replace my HVAC air filter throughout the cooling season?
Most homeowners should check their air filter every month during peak cooling season and replace it as needed. The ideal air filter replacement schedule depends on the filter type, pets, allergies and how often your air conditioner runs.
Can insulation {help|make my air conditioner work better?
Yes. Proper home insulation reduces heat transfer into your home, reducing the workload on your AC. Ensuring your home has adequate insulation levels, especially in your attic or around windows, helps create more consistent indoor temperatures while lowering energy.
Should I put a cover over my outdoor AC unit during hot weather?
No. You should never cover your outdoor AC unit while it’s running because the condenser needs unobstructed airflow to release heat. Providing shade for your outdoor air conditioning unit is beneficial, but always make sure there’s at least 2–3 feet of clearance around the unit and 5 feet above it to maintain proper airflow.
What temperature should I adjust my thermostat to when it’s hot outside?
For many homes, setting the thermostat around 78 degrees when you’re home offers the right balance of comfort and energy efficiency during very hot weather. Use the highest temperature that keeps you comfortable, and don’t make large thermostat adjustments that force your AC to work harder.