As cooler weather settles into Fresno, homes begin to close up tight to keep the warmth inside. While that keeps your heating system running efficiently, it also traps air indoors—along with the allergens, dust, and pollutants that build up during fall and winter. At Purl’s Sheet Metal & Air Conditioning, we know that maintaining good indoor air quality (IAQ) is essential for your comfort, health, and overall system performance throughout the heating season.
Allergens and Pollutants Build Up Indoors
When windows stay closed and the air recirculates through your heating system, dust mites, pet dander, mold spores, and other airborne particles linger in your home. Without proper air filtration, these contaminants accumulate quickly, especially in Fresno’s dry fall climate where outdoor dust and smoke particles can easily infiltrate homes. The result is air that feels stale and contributes to allergy flare-ups, coughing, or other respiratory discomforts.
The Role of Air Filters in Cleaner Air
Your HVAC system’s first line of defense against airborne particles is the air filter. However, not all filters are created equal. Many standard filters only capture large debris and do little to trap microscopic allergens or pollutants. Upgrading to a high-efficiency filter, such as one with a higher MERV rating, significantly improves air quality by removing smaller particles that affect breathing comfort. Our technicians at Purl’s Sheet Metal & Air Conditioning can recommend the right filter for your system and replace it as part of routine maintenance to keep air flowing freely and cleanly.
Air Purification Systems Add an Extra Layer of Protection
For homes with persistent allergy issues or musty odors, adding an air purification system can make a noticeable difference. Whole-home air purifiers integrate directly with your HVAC system, capturing and neutralizing particles that filters can’t catch on their own. Options like UV lights, electronic air cleaners, and advanced ionization systems target bacteria, mold spores, and volatile organic compounds, helping your family breathe easier all season long. These systems continuously work to improve your indoor environment, even when your heater cycles off.
Ductwork Leaks and Air Quality Problems
Even the best filters and purifiers can’t perform effectively if your ductwork is leaking. Leaky or poorly sealed ducts allow dust, insulation fibers, and outdoor pollutants to enter your airflow, spreading contaminants throughout your home. These leaks also reduce heating efficiency, making your system work harder to deliver comfort. Purl’s Sheet Metal & Air Conditioning provides professional duct testing and sealing services that eliminate leaks, protect your air quality, and ensure your system operates at peak efficiency through the cold months.
Why Professional IAQ Service Matters
DIY air cleaning solutions like portable purifiers or standalone filters may help a single room, but they don’t address the entire home. Professional IAQ systems are designed to work in tandem with your central heating and cooling equipment, ensuring consistent, whole-home results. Purl’s Sheet Metal & Air Conditioning technicians use advanced diagnostics to identify problem areas, recommend customized solutions, and install equipment that delivers measurable air quality improvement.
Improving your indoor air quality now helps prevent buildup before winter fully sets in. Schedule an IAQ consultation today to learn how advanced filtration and purification systems can transform your home’s comfort, health, and energy efficiency this season.
Reach out to Purl’s Sheet Metal & Air Conditioning for help making your indoor air quality the best it can be. Uncompromised Quality & Customer Service Since 1952.