With more than 20 years of experience servicing heating and AC units across Cass County, MN, and Northern Crow Wing County, MN, NJK Heating & AC is ready to resolve any and all problems with your HVAC system. Minnesota’s weather can be more than extreme, and we’re prepared to tackle any issue to make your house comfortable again. We’re based in Backus, MN, but travel up to 50 miles to address your heating and cooling needs. You can call us to schedule an appointment or to request emergency service. For more information, fill out the contact form or call us today at 218-947-3210!