- HEP HVAC
- Advanced Filtration

Advanced Filtration
Advanced Filtration | Ventilation and Air Quality | Heating and Air Conditioning | Chattanooga
When Chattanooga families think about comfort, they often picture perfect temperatures—but the real key to living and working well is the invisible layer of protection created by clean air. HEP’s advanced filtration solutions capture the tiniest allergens, dust, and airborne contaminants, then pair that purity with precisely engineered airflow to keep every corner of your home feeling consistently fresh. From state-of-the-art HEPA and UV systems to smart thermostats that learn your routine, our certified technicians design and install equipment that elevates everyday breathing into a noticeably healthier experience.
Because local weather swings from sticky summers to chilly winters, our team also focuses on balanced ventilation and air quality that adapts as conditions change. We test, seal, and fine-tune ductwork, add energy-recovery ventilators for efficient air exchange, and offer ongoing maintenance plans that let you forget about filters until we knock on your door. With HEP, you get more than temperature control—you gain peace of mind knowing the air around your family is as clean and comfortable as the city you call home.
FAQs
What benefits does advanced air filtration provide for my Chattanooga home?
Upgrading to high-efficiency filtration removes up to 99% of pollen, dust, pet dander, mold spores, and even many viruses that circulate in Chattanooga’s humid climate. Cleaner air reduces allergy and asthma symptoms, keeps HVAC coils and ductwork free of debris (improving energy efficiency), and extends equipment life because the blower motor doesn’t have to work as hard to push air through clogged filters.
Which filter rating—HEPA, MERV 13, or higher—is best for this area?
For most residences in Chattanooga, a MERV 11–13 media filter strikes the right balance between capturing local allergens (grass, ragweed, and hardwood pollen) and maintaining proper airflow. True HEPA (MERV 17+) filters trap finer particles but require a specially designed cabinet and stronger fan. We recommend HEPA mainly for households with severe respiratory conditions, newborns, or immune-compromised occupants. Our technicians can test static pressure to ensure your system can handle the upgrade without straining the blower.
How often should I replace or service advanced filters and the HVAC system?
High-efficiency pleated filters should be inspected monthly and changed every 60–90 days—more frequently during Chattanooga’s spring pollen surge or if you have pets. HEPA or electronic air cleaners need quarterly inspections and a professional service every 6–12 months to clean cells, replace UV bulbs, and recalibrate sensors. During your semi-annual HVAC tune-ups, we also check duct cleanliness, blower amperage, and filter pressure drop to verify the air quality equipment is operating at peak performance.
Can better ventilation actually lower my energy bills?
Yes. A properly balanced ventilation strategy—often using an energy-recovery ventilator (ERV) in our humid climate—removes stale, moist indoor air while pre-conditioning the incoming outdoor air with recovered energy. This reduces the load on your air conditioner and dehumidifier, preventing the frequent short cycling that drives up electric costs in Chattanooga’s hot summers. Homes with tight building envelopes often see 10–15% HVAC energy savings after adding controlled mechanical ventilation.
How do air purifiers, UV lights, and ERV/HRV units integrate with my existing HVAC system?
Most IAQ add-ons are installed in the supply or return plenum of your current ductwork. Media or HEPA cabinets replace your standard filter slot; UV-C lamps mount near the evaporator coil to kill mold and bacteria; air purifiers use ionization or photocatalytic oxidation inside the airstream; and ERV/HRV units connect to dedicated ducts or tap into the main trunk with balancing dampers. Our team performs a load calculation and duct audit to ensure correct sizing so that airflow, static pressure, and comfort levels remain optimal.
Is professional indoor air quality testing necessary before upgrading?
While upgrading filters immediately helps, a professional IAQ assessment provides data on particulate levels, volatile organic compounds (VOCs), carbon dioxide, and relative humidity. In Chattanooga we often find hidden moisture issues in crawl spaces and basements that foster mold growth. An assessment pinpoints the dominant contaminants so we can recommend the right mix of filtration, purification, dehumidification, or duct sealing—preventing you from overspending on equipment you don’t need.