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JHC ServicesHeating & Cooling · Madison, IN
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Indoor Air Quality · Madison, IN & Surrounding Areas

Indoor Air Quality Solutions

River-valley humidity, farm dust, and pollen make Ohio Valley air work hard on allergies and equipment alike. We install Honeywell media filtration, UV lights, and Air Scrubber systems that clean the air your HVAC moves all day.

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20+ yrs in the tradeMitsubishi Diamond ContractorLicensed, bonded & insured

Air problems we solve at the system level

Dust reappearing days after cleaning

Your 1-inch filter is a screen door — a 4-inch media cabinet catches what actually floats.

Allergy symptoms that track being home

Pollen, dander, and dust mites cycling through the ductwork 24/7 — filtration is the fix upstream of the symptoms.

Musty smell when the system starts

Biological growth on the wet evaporator coil — a UV light keeps that surface clean permanently.

Sticky summers indoors despite the AC running

Humidity control is an equipment and runtime problem we can engineer, not a fact of river-valley life.

Lingering odors and stale air

Air Scrubber technology actively treats air and surfaces instead of masking the smell.

Our work, not stock photos

High-efficiency furnace with media filter cabinet and water heater installed by JHC Services
High-efficiency furnace with media filter cabinet and water heater installed by JHC Services
Whole-home media filter cabinet installed on the return plenum
Whole-home media filter cabinet installed on the return plenum

What we handle

  • Allergy and asthma-aggravating dust and pollen
  • Musty smells and humidity problems
  • Honeywell whole-home media filtration
  • UV lights that keep coils biologically clean
  • Air Scrubber systems for airborne contaminants
  • Filter upgrades that don't choke airflow

How the visit works

Assess

We look at your actual complaints — dust, smells, allergies, humidity — and your system's airflow before recommending anything.

Right-size the fix

A media cabinet, UV light, or Air Scrubber matched to your system. We won't sell a gadget where a better filter solves it.

Install & maintain

Installed into your existing system, with a simple maintenance schedule for media and bulbs.

The honest economics of indoor air quality

IAQ work prices by layer: a media filter cabinet is the affordable foundation and often the only layer a house needs; coil-mounted UV lights add permanent biological control at the system's wettest point; Air Scrubber systems sit at the top for whole-home active treatment. We build up from the cheapest effective layer instead of leading with the most expensive box.

Operating costs are honest and small — media filters replace once or twice a year (versus monthly 1-inch swaps), UV bulbs annually. We fold both into maintenance visits so the equipment you bought keeps doing what you bought it for.

What we won't sell you: a gadget where a filter solves it, or 'duct cleaning' as a cure-all when the real issue is filtration or a wet coil. Diagnosis first — the assessment tells us which layer your air actually needs.

Timing & season

Spring pollen and fall field-work dust are this area's two air-quality events, and both reward getting filtration in place the month before. UV installs make the most sense before cooling season starts — the coil stays clean from day one instead of getting cleaned after the smell shows up.

From the technician's side

Filtration has a physics constraint most sales pitches skip: filter efficiency costs airflow. We measure static pressure before recommending media, because slapping a high-MERV filter on a system without the blower to pull through it trades dust for capacity. The right answer is engineered per system — usually a 4-5 inch media cabinet that filters well without choking anything.

The one we undo constantly: a MERV-13 1-inch filter jammed into a return designed for a MERV-6 — the airflow drop freezes coils in summer and trips furnace limits in winter, and the 'air quality upgrade' becomes two service calls. Surface area is what makes filtration work; that means media cabinets, not thicker screen doors.

Indoor Air Quality — Common Questions

Will a better filter fix my dust problem?

Often, yes — a 4-5 inch media filter catches far more than a 1-inch filter without strangling airflow. It's usually the first, cheapest step and we'll tell you if it's enough.

What does a UV light actually do?

Mounted at the coil, it stops biological growth on the wet surfaces inside your system — the source of many musty smells — and keeps the coil running at full capacity.

Do these work with any system?

Nearly all ducted systems can take a media cabinet and UV light. We confirm fitment when we look at your setup.

Indoor Air Quality near you

We provide indoor air quality throughout Southern Indiana and Northern Kentucky:

Need indoor air quality?

Call or text 812-493-3011 — or send a request and we'll get right back to you during business hours.

Call 812-493-3011Schedule Service