Welcome to Ahrens Heating, Inc.
High-Quality HVAC Services Since 1947
Choose a team you can trust when you need help with a heating and cooling system. Contact us today by calling 507-354-2217 to schedule a consultation today!

Since 1947, Ahrens Heating, Inc. has provided high-quality HVAC services to customers in New Ulm and Mankato, MN and the surrounding areas. We are a full-service heating and cooling company, and our team consists of professionals who deliver the best customer service and quick, efficient work.
We install a wide range of furnaces, heat pumps, air conditioners, whole home humidifiers and dehumidifiers, air-to-air exchangers, and air purifications systems. Our team also provides residential and commercial air duct cleaning. As your trusted local Lennox® Premier Dealer, we offer a complete selection of high efficiency systems that can save you money every year on your utility bills. Plus, we offer six months of 0% financing for customers who qualify.
* For pre-approved customers
Our Services
Residential
Ahrens in New Ulm, MN is happy to install Lennox® HVAC & air filtration installation system in clients’ homes. Call us today for an estimate!
Commercial
If your business’s HVAC system isn’t working correctly, choose Ahrens in New Ulm, MN for Lennox® product installations & service. Call today!
Duct Cleaning
Call Ahrens in New Ulm, MN today & schedule a duct cleaning to remove contaminants such as mold, bacteria, dust, pet dander & more from your air.