The air you breathe inside your home is fundamental to your family's health and comfort. Yet, according to the EPA, indoor air can be two to five times more polluted than the air outside. Contaminants like dust, pollen, pet dander, mold spores, and volatile organic compounds (VOCs) become trapped within our well-sealed homes, circulating through HVAC systems day after day. For residents in Sudbury, MA, improving indoor air quality (IAQ) isn't just about comfort—it's about creating a healthier sanctuary for you and your loved ones.
We provide comprehensive IAQ services designed to identify and eliminate airborne pollutants, control humidity levels, and ensure your home is filled with fresh, clean, and healthy air.
Living in New England means experiencing distinct seasonal shifts that directly impact the air inside your home. Our IAQ solutions are tailored to address the specific challenges faced by Sudbury homeowners:

We offer a suite of integrated solutions that work with your existing HVAC system to purify and balance the air throughout your entire home. Our approach goes beyond portable, single-room units to deliver a whole-home solution for consistent, reliable results.
An air purifier, or air cleaner, is your first line of defense against airborne contaminants. Installed directly into your HVAC system, these units capture and eliminate pollutants as air circulates. We offer advanced solutions, including high-efficiency HEPA filters that trap microscopic particles and UV air purifiers that neutralize viruses, bacteria, and mold spores.
Benefits:
Combat the dry, harsh air of a Sudbury winter with a whole-home humidifier. Unlike portable units that only treat one room, our systems integrate with your furnace to deliver perfectly balanced humidity levels throughout your entire house. This helps protect your family’s health and your home's integrity.
Benefits:
During our sticky, humid summers, a whole-home dehumidifier is essential for comfort and health. This system works alongside your air conditioner to remove excess moisture from the air, preventing the stuffy, clammy feeling that makes your home uncomfortable and discouraging the growth of harmful mold and mildew.
Benefits:
Modern, airtight homes need a way to exhaust stale, polluted indoor air and bring in fresh, clean outdoor air without wasting energy. An Energy Recovery Ventilator (ERV) or Heat Recovery Ventilator (HRV) is the solution. These systems transfer heat and moisture between the incoming and outgoing airstreams, providing a continuous supply of fresh air while minimizing energy loss.
Benefits:
Your ductwork is the respiratory system of your home, but over time it can accumulate layers of dust, debris, pet dander, and other contaminants. Our professional duct cleaning service uses specialized equipment to thoroughly clean your entire duct system, removing these built-up pollutants from the source.
Benefits:
We believe every Sudbury family deserves to breathe clean, healthy air. Our process begins with a thorough assessment of your home’s specific needs and your family’s concerns. We don’t believe in one-size-fits-all solutions. Instead, our experienced technicians will explain your options and recommend a customized IAQ strategy that delivers tangible, lasting results. From precise installation to ongoing maintenance, we are committed to helping you create the comfortable and healthy indoor environment you deserve.
Ready to improve the air your family breathes every day? Contact our team to schedule a comprehensive indoor air quality consultation for your Sudbury home.
Indoor air affects your health and comfort more than you realize. That’s why LaVallee Systems offers advanced indoor air quality in Sudbury, MA services, from filtration to humidity control. We help homeowners breathe easier with systems that tackle allergens, dryness, and stale air head-on.
Enjoy discounted pricing on our already affordable maintenance services.
Save on necessary repairs with a fixed discount.
Upgrade your system with an exclusive member discount.
Avoid the $300 fee if emergency service is ever required.
When you need service, you’ll be at the top of our list for the fastest possible response.