Call us today at (217) 794-3326
Serving Maroa, IL and our neighboring communities

We provide honest and professional service you can depend on year after year.

Featured Product

Aprilaire humidifier

Humidity For Health
“Reduce the incidence of respirator infections and symptoms related to allergies and asthma by minimizing the formation of bacteria and viruses.”

Humidity For Comfort
“Maintaining the right level of humidity can make all the difference in how comfortable you feel in your home.”

Humidity for Preservation
“Help preserve the natural beauty of wood floors, cabinetry, furnishings and anything else in your home susceptible to warping, cracking, or other permanent damage due to dry air.”

Services We Provide


New Construction

Bathroom Remodels

Traditional Water Heaters

Tankless Water Heaters

Return Circulation Loop

Custom Marble Showers


Handicapped Assessable Products

Service and Repairs

Heating and Air Conditioning

Conventional Split Systems

Geothermal Systems

Mini Split Systems

PTac Units

Garage Unit Heaters

Infrared Tube Heaters

Ultraviolet Air Purification


Service and Repairs

Water Conditioning


R.O. Systems



Service and Repairs

Boiler Systems

Hot Water Systems

Steam Systems

Service and Repairs

Looking to Build or Remodel?

Browse Holt’s showrooms to choose from the latest designer products. You choose and customize, we’ll install.

Call us today at  (217) 794-3326