Keep your home warm and cozy all winter long when you let us repair your furnace!
Our AC services help keep you cool and comfortable in Fond du Lac's summer heat.
Make sure the air in your home is mold free with a duct cleaning or dehumidifier installation.
Save money on your furnace bills! Learn more about the benefits of geothermal energy.
Our AC and heat pump services help keep you cool and comfortable in Fond du Lac's summer heat.
Make sure the air in your home is mold and toxin free with a duct cleaning or dehumidifier installation.
Call D.R. Kohlman, Inc. for furnace repair and replacements, professional air duct cleaning, ventilation problems, and heat pump repair or furnace cleaning, and seasonal safety inspections. We are your complete Home Air Comfort Specialists.
Call the HVAC Specialists, D.R. Kohlman, Inc. today for high-efficiency furnace installations that will keep you and your family in low cost, eco-friendly comfort all year!
If your heating system is more than 10 years old its efficiency may be as low as 60% to 70%. That means you are effectively wasting 30 to 40 cents of every dollar you spend on heat. A new, high-efficiency system can provide significant savings over the life of the unit.