Blog: Residential AC Articles

Indoor air quality (IAQ) affects how you sleep, how often you have to dust, and even how much energy your air-conditioning system uses. Yet plenty of outdated or flat-out wrong advice still circulates on social media and in home-improvement forums. To help South-Florida homeowners separate fact from fiction, Cusano Air Conditioning tackles seven of the…

Air-conditioning systems in South Florida rarely get a break, and that constant workload puts extra stress on a component most homeowners never see: the run capacitor. This small, cylindrical part stores electrical energy and releases it in precise bursts to start and keep the compressor and outdoor fan motor running. When the capacitor weakens, the…

Florida logs more cloud-to-ground lightning strikes each year than any other state. Summer afternoons often bring fast-moving storms that flash, rumble, and disappear within an hour, but the electrical surge they unleash can stay behind in the form of fried control boards, blown capacitors, and tripped breakers. If you want to protect AC from lightning,…

Most homeowners focus on the air-conditioning unit sitting outside or the air handler tucked in a closet, but the ductwork that carries cooled air through the house often determines how comfortable each room feels. Studies from the U.S. Department of Energy show that typical duct systems lose twenty to thirty percent of conditioned air through…

When shopping for a new air conditioning system, one of the first things homeowners notice is the SEER rating on the label. While the number might seem like a confusing technical detail, understanding it can make a big difference for your comfort and your wallet. In Florida, where AC systems run nearly year round, the…

When it comes to keeping your Florida home cool, not all air conditioning systems work the same way. Many homeowners focus only on brand names or energy ratings, but one of the most important choices is whether to install a single-stage or a variable-speed AC system. Choosing the right type of AC affects your comfort,…

Your thermostat might be one of the smallest devices in your home, but it has a big impact on comfort and energy costs. It controls how and when your air conditioning system runs, and in a warm climate, it plays a critical role in keeping your home livable. If you have been experiencing uneven temperatures,…

Few things are more frustrating than coming home on a hot day to find your air conditioner not working and covered in ice. If your AC keeps freezing up, it not only leaves you sweating but can also lead to serious damage if not addressed quickly. In Florida’s humid climate, frozen AC units are a…

If your air conditioner turns on, runs for just a few minutes, and then shuts off, only to repeat the same cycle again and again, you are likely dealing with AC short cycling. This is one of the most common problems for homeowners in Florida, where long cooling seasons and high humidity place constant strain…

Many Florida homeowners notice it first thing in the morning or when the AC kicks on after sitting idle. The vents begin blowing cool air, but there is an unpleasant smell wafting through the house. If your AC smells weird, it is not something to ignore. Odd odors can signal everything from mold to mechanical…