Furnace Repair in Duluth, MN

Serving the Greater Duluth, MN Area

Cosgriff Climate Control is equipped to maintain, repair and install a variety of heating systems. Our knowledgeable technicians will take the time to help you find the best fit for your home and get the most out of the numerous rebates available for energy-efficient products.

Cosgriff Climate Control services the following heating systems:


Your furnace is a very important part of your home. It’s responsible for heating up the air that’s distributed throughout your home. In order to protect this investment and make sure you’re heating your home efficiently, we recommend scheduling regular maintenance visits. Annual cleaning and inspections not only keep you comfortable during those long winter months, but will save you money down the line as well.


Our technicians at Cosgriff Climate Control are prepared to take care of all of all your hydronic heating needs. Whether you need a repair or replacement, you can trust us to get the job done right. We are experienced in working with all types of hydronic heating systems, from mid-efficient boilers all the way up to 97% fully modulating boilers. We also proudly offer industry-leading products, such as Navien boilers.

Forced Air

Forced air heating systems are a component of central air units and are found in many homes today. It utilizes ductwork to draw air into the furnace, where it’s filtered and heated, before it’s released back through additional ductwork to warm the rooms in your home. Forced air heating systems are controlled by one thermostat. They’re remarkably energy efficient and will keep you warm all winter long.


Hydronic in-floor heating evenly distributes heat throughout your home. This system is easy to install and does not cost a lot to operate. In-floor heat is especially beneficial for rooms with concrete or tile flooring. Cosgriff Climate Control can effectively install and maintain any in-floor heating system to keep your rooms warm and comfortable.



To learn more about our heating or cooling services or to receive a FREE estimate, contact our office today. Whether you need routine maintenance or are interested in a new heating system altogether, we’re happy to help you.