Welcome to Cosgriff Climate Control in Hermantown, MN

“Your Comfort Comes First” in the Greater Duluth, MN Area

Free Installation Estimate Form

Cosgriff Climate Control offers comprehensive heating and cooling services to customers in Duluth, MN and surrounding communities. With over 25 years of experience, our team is dedicated to helping customers maintain a comfortable home. We’ll take care of all of your heating, cooling and general HVAC needs to leave you worry free.

Our business strives to provide every customer with thoughtful and efficient HVAC services. We understand the frustrations that come with heating and cooling repairs and will go above and beyond to ensure we’re the company you trust with the comfort of your home for years to come.

At Cosgriff Climate Control, our friendly technicians have the skills and expertise to accurately diagnose a problem and determine the most appropriate solution for your space and budget. We always keep your best interests in mind and will be honest every step of the way.

For more information about our HVAC services, contact us today at (218) 729-7118. We look forward to hearing from you!


Cosgriff Climate Control offers a 10% military and law enforcement discount (excludes bids on new construction).