With more than 20 years of experience servicing heating and AC units across Cass 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 more comfortable. We’re based in Backus, MN, but can travel up to 50 miles to you to address to your heating and AC needs. You can call us to schedule an appointment or request emergency service. For more information, fill out the form below or call us today at 218-947-3210!