- HEP Heat and Air
- EPA-approved Sanitizers

EPA-approved Sanitizers
EPA-approved Sanitizers | Duct Cleaning | Heating and Air Conditioning | Gatlinburg
Breathe easier in Gatlinburg with HEP’s EPA-approved sanitizers working hand-in-hand with your heating and air conditioning system. Our local, background-checked technicians don’t just sweep debris; they neutralize mold, bacteria, and lingering odors inside every turn of your vents, helping protect your family and keep that fresh-mountain-air feeling flowing long after you close the windows.
From transparent, up-front pricing to before-and-after camera footage, we make sure you see exactly how our meticulous duct cleaning restores airflow efficiency and lowers energy bills. Schedule today and enjoy same-day service backed by a 100% Satisfaction Guarantee—the healthiest comfort upgrade your Smoky Mountain home will ever need.
FAQs
What makes your duct-cleaning sanitizers “EPA-approved,” and why is that important?
The sanitizing agents we apply have passed the U.S. Environmental Protection Agency’s rigorous testing for efficacy and safety. An EPA registration number means the product has been scientifically proven to eliminate specified bacteria, viruses, and mold spores without leaving harmful residues. Using EPA-approved sanitizers ensures your Gatlinburg home or business meets federal health guidelines while safeguarding occupants, pets, and the environment.
How does the duct-cleaning process work with heating and air conditioning systems?
First, our technicians perform a full HVAC inspection to locate dust buildup, microbial growth, and leaks. We then attach a high-powered negative-air machine to create suction through the duct network. Agitation tools dislodge debris, which is pulled into HEPA-filtered containment. After the ducts are visibly clean, we fog the system with an EPA-approved sanitizer that reaches every surface, including the air handler, supply, and return lines. The sanitizer dries quickly, leaving no residual film, and your system is ready for operation within an hour.
Is duct sanitizing safe for children, pets, and people with allergies or asthma?
Yes. Our EPA-approved sanitizers are water-based, low-VOC formulations that break down into inert substances after drying. They do not contain chlorine, ammonia, or harsh solvents. Because they neutralize common allergens such as mold spores, pollen, and dust-mite waste, many clients report improved indoor air quality and reduced respiratory irritation after treatment. We also recommend scheduling the service when sensitive individuals can be out of the house for 1–2 hours as an added precaution.
How often should I have my HVAC ducts cleaned and sanitized in Gatlinburg’s climate?
In Gatlinburg’s humid subtropical climate, we suggest a full duct cleaning and sanitizing every 3–5 years for most homes, or sooner if you notice musty odors, visible mold, excessive dust, or recent construction. Vacation rentals that experience high turnover, properties with smokers, or households with pets may benefit from more frequent service—about every 2–3 years. Regular filter changes and annual HVAC tune-ups will help maintain cleanliness between visits.
Will duct cleaning and sanitizing reduce my energy bills?
A clean HVAC system operates more efficiently. Dust and microbial buildup can restrict airflow by up to 40 %, causing your unit to run longer to reach set temperatures. After cleaning and sanitizing, many customers experience improved airflow and a 5–15 % reduction in heating and cooling costs. Removing mold and bacteria also helps protect coil surfaces, extending equipment life and reducing the need for costly repairs.
How long does the service take, and what does it cost in the Gatlinburg area?
A standard single-family home (1,500–2,500 sq ft) typically requires 3–4 hours for full duct cleaning and sanitizing. Larger homes, multiple HVAC systems, or heavily contaminated ducts may take 6–8 hours. Pricing starts around $450 and varies based on square footage, number of vents, and system complexity. We provide free on-site inspections and written estimates, with discounts for repeat customers and local vacation-rental owners.