- HEP Heat and Air
- Whole-home Dehumidifiers

Whole-home Dehumidifiers
Whole-home Dehumidifiers | Ventilation and Air Quality | Heating and Air Conditioning | Coalmont
Imagine stepping into your Coalmont home and feeling a refreshing, balanced atmosphere—no sticky humidity, no lingering odors, just crisp, clean air. HEP’s whole-home dehumidifiers work seamlessly with your existing heating and cooling system, pulling excess moisture from every corner of the house while maintaining consistent temperatures year-round. By controlling humidity at its source, you’ll protect wood floors and furniture, discourage mold growth, and even reduce energy costs because your air conditioner no longer has to fight thick, damp air.
Our technicians fine-tune each installation to maximize ventilation and air quality, drawing on decades of experience serving the Cumberland Plateau. Advanced filtration captures dust, pollen, and airborne contaminants, while quiet, variable-speed fans keep fresh air circulating without drafts. The result is a healthier living space where you breathe easier, sleep better, and can finally forget about clunky portable units. Choose HEP and discover how effortless whole-home comfort can be.
FAQs
Why is a whole-home dehumidifier important for homes in Coalmont?
Coalmont’s warm, humid summers often push indoor relative humidity well above the recommended 30–50% range. Excess moisture promotes mold growth, dust-mite activity, wood warping, and that persistent “clammy” feeling even when the air conditioner is running. A whole-home dehumidifier ties into your ductwork and controls humidity throughout every room, protecting furnishings, reducing musty odors in basements and crawl spaces, and helping your air conditioner run more efficiently.
How does a whole-home dehumidifier integrate with my existing heating and air-conditioning system?
The unit is installed in line with your supply or return ductwork, typically near the air handler. When indoor humidity rises above the setpoint, the dehumidifier draws air from the ducts, removes moisture over a refrigerated coil, and returns the conditioned air back into the supply plenum. Because it shares the blower and thermostat controls, it operates quietly and automatically without needing a separate portable device in each room. Most modern models can be controlled through the same smart thermostat or a dedicated wall-mounted humidistat.
Will adding a dehumidifier increase my energy bills?
A whole-home dehumidifier uses electricity, but it can lower overall energy costs by allowing you to raise the thermostat a couple of degrees while still feeling comfortable. Drier air feels cooler, so your air conditioner doesn’t have to run as long to remove moisture. In many Coalmont homes, customers report 10–15% summer energy savings. High-efficiency models draw about the same power as a hair dryer when running and include automatic shut-off when ideal humidity is reached.
How often does the system need maintenance?
Routine care is simple: replace or clean the unit’s air filter every 3–6 months (often the same schedule as your HVAC filter) and ensure the condensate line remains clear. During your annual HVAC tune-up, our technicians inspect the dehumidifier coil, blower wheel, and drain pan, and they verify the humidistat’s calibration. With proper maintenance, most units last 10–15 years.
Can a whole-home dehumidifier improve indoor air quality and help with allergies?
Yes. Lower humidity discourages mold spores, bacteria, and dust-mites—three major allergy triggers. When paired with high-MERV filtration or an air purifier, the dehumidifier creates a less hospitable environment for biological contaminants. Drier conditions also prevent that musty smell that often signals poor air quality in crawl spaces and basements common to Coalmont properties.
What is the installation process and how long does it take?
After a free in-home evaluation, we size the dehumidifier based on your square footage, duct design, and moisture load. On installation day, our licensed HVAC team sets the unit beside your furnace or air handler, connects it to the duct system, routes a drain line to a nearby floor drain or condensate pump, and wires the control. Most installations are completed in one day with minimal disruption. We test for airtight duct connections and show you how to set the desired humidity level before we leave.