NJK Heating & AC
furnace-repair
Serving Backus, MN
From Google Business Profile
4.7
41 Google reviews
Google categories: HVAC contractor, Air conditioning contractor, Air conditioning repair service, Air conditioning store, Air conditioning system supplier, Service establishment, Furnace parts supplier, Furnace repair service, Furnace store, Heating contractor, Heating equipment supplier
View on Google Maps →Last checked October 23, 2026.
More from Google Business Profile
Photos on Google: 42
Recent Google reviews (excerpts)
Written by Google users, not by EdgeLocal. EdgeLocal has not verified them and does not show reviewer names.
5 out of 5 stars · Aug 2025 · Owner replied
Molly is a pleurae to talk to, and she is great at scheduling with Nick. Nick has superb skills. He has reworked the duct work in our modular home and has improved it 1000%. He has fixed our crappy furnace several times and relocated the…
5 out of 5 stars · Jul 2025 · Owner replied
Very happy with the service we received. Molly was lovely to talk to over the phone and Nick was prompt, kind, and when he was done he explained everything to us!
5 out of 5 stars · Nov 2023 · Owner replied
On-time, friendly, respectful, knowledgeable, honest and thorough!! Nick came to work on our furnace and while doing that noticed sensor and setting issues with our in-floor heating, that he also rectified. He also fixed an ignition issue…
The owner replied to 4 of the 5 most recent reviews Google showed.
From Google Business Profile, last checked October 23, 2026.