- HEP HVAC
- Whole-home Dehumidifier

Whole-home Dehumidifier
Whole-home Dehumidifier | Dehumidifier Installation | Heating and Air Conditioning | Huntsville
Feeling sticky even when the A/C is running? Huntsville’s humid subtropical climate can leave your home feeling damp, musty, and uncomfortable year-round. HEP’s certified technicians specialize in whole-home dehumidifier installation that seamlessly integrates with your existing HVAC system, quietly pulling excess moisture out of every corner of the house. The result is cooler-feeling air, lower energy bills, and priceless protection against mold, mildew, and dust mites—without clunky portable units or constant reservoir dumping.
From the moment you schedule a free in-home assessment, our team handles everything: sizing the right equipment for your square footage, fine-tuning airflow, and calibrating smart controls so you can track humidity from your phone. We back every project with transparent pricing, rapid local support, and a 100% satisfaction guarantee, so you can breathe easy knowing HEP has Huntsville’s humidity under control. Reach out today and discover just how refreshing life can be after a professional dehumidifier installation.
FAQs
Why is a whole-home dehumidifier important for homes in Huntsville’s climate?
Huntsville sits in the Tennessee Valley, which means warm, humid summers and significant rainfall year-round. High indoor humidity encourages mold, mildew, dust mites, and that sticky, uncomfortable feeling. A whole-home dehumidifier ties directly into your HVAC ductwork to pull excess moisture from every room, keeping relative humidity in the ideal 45–50 % range. The result is healthier air, fewer musty odors, reduced risk of wood floor warping, and lower air-conditioning costs because drier air feels cooler.
How is a whole-home dehumidifier installed and how long does the process take?
Our NATE-certified technicians mount the dehumidifier cabinet in line with your home’s return or supply ductwork—usually in the attic, crawl space, or mechanical closet—so it treats the entire air stream. A dedicated condensate drain is run to safely remove collected water, and a 120- or 240-volt electrical circuit is tied in per manufacturer specs. We also install a digital humidistat that can be wall-mounted or integrated with your smart thermostat. A typical retrofit on an existing HVAC system takes 4–6 hours with minimal interruption; new-construction installations are often completed in under half a day when coordinated with other trades.
Will a dehumidifier increase my energy bills?
Whole-home units use far less electricity than running the air conditioner longer to chase humidity. In most Huntsville homes, operating costs range from $2–$6 per month, and many customers see overall energy savings because they can raise the thermostat 2–3 °F and still feel comfortable. In addition, balanced humidity helps HVAC equipment run more efficiently, potentially extending system life and reducing repair expenses.
What size dehumidifier does my house need?
Sizing is based on square footage, typical moisture load, number of occupants, and infiltration sources such as crawl spaces or basements. Most Huntsville residences require units rated between 70 and 120 pints per day. During your free in-home assessment, we perform a Manual J humidity calculation, inspect ductwork, and use hygrometers to measure current indoor levels. This ensures we recommend a model that’s neither undersized (won’t keep up) nor oversized (short-cycles and wastes energy).
How much does professional installation cost and are there financing options?
Installed pricing in the Huntsville area generally runs $2,200–$3,500 depending on capacity, duct modifications, and electrical work required. We partner with several lenders to offer 0 % APR same-as-cash plans for 6–18 months or low fixed-rate financing up to 60 months. Whole-home dehumidifiers may also qualify for local energy-efficiency rebates; we handle the paperwork so you receive any available incentives.
What maintenance and warranty coverage should I expect?
Most manufacturers provide a 5-year parts warranty, and we add a 1-year labor guarantee. Routine maintenance is simple: replace or rinse the internal MERV filter every 6–12 months and have the drain line flushed annually to prevent clogs. During our Comfort Club tune-ups, technicians check refrigerant pressures, clean the coil, verify humidistat calibration, and ensure the unit is dehumidifying at peak efficiency.