Welcome to Thelander Heating and Cooling.

At Thelander, our mission is to create customers for life by enhancing their lives, comfort and safety with our commitment to excellence in service.With more than 25 years in business and extensive continuing education each year, we believe a well-trained technician/installer can do a job better. Our guarantee is your satisfaction.

Thelandercan make your home comfortable

Heating and cooling isn't just about the temperature on your thermostat anymore. We strive to provide services that will improve your comfort, health, safety & match your energy-saving needs in addition to fixing the boxes in your home. A majority of your life is spent in your home. Let's make it more comfortable together.

I contacted Thelander's for suggestions on replacing my new heating system. Byron explained all the options so I was able to make a comfortable decision on which route to take.

- Mike Colby
Thelander Heating & Cooling, Inc is an Iowa based heating and cooling AC service, repair and replacement company located in Monona County, Iowa, that services Onawa IA, Whiting IA, Sloan IA, Salix IA, Hornick IA, Decatur NE, Blencoe IA, Mapleton IA, Turin IA, Castana IA, Soldier IA, Moorhead IA, Woodbury County, Harrison County and more. We service furnace, AC, humidifier, dehumidifier, filter, thermostat and geothermal brands including Carrier, Coleman, Bryant, Payne, Trane, Tempstar, Lennox, Rheem, Ruud, Amana, Crown, Frigidaire, Gibson, Goodman, Climatemaster, Comformaker, Comfortaire, American Standard, General, Aprilaire, Honeywell, White Rodgers, Dynamic and Skuttle.

Residential and light commercial services include: installation and service, service agreements, indoor air quality, thermostats, hygrometers, humidifiers, dehumidifiers, duct work repairs/ replacement, high efficiency filters, fan handlers, clean effects, duct sealing, geothermal, low level carbon monoxide detectors, Duct cleaning, Dryer vent cleaning, New construction. Repair & replacement of geo, oil, gas, electric, heat pumps, air conditioners, etc., energy analysis, mini splits, high velocity, blower door testing. Financing is available (with approved credit).
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