Reviews

September 13, 2016

Experience, knowledge, and efficiency to every job.

"NJK is one of the most reliable heating and AC businesses in central MN. They bring many years of working experience, knowledge, and efficiency to every job."
September 2, 2016

"NJK is one of the most reliable heating and AC businesses in central MN. They bring many years of working experience, knowledge, and efficiency to every job."
September 1, 2016

They are on time, fair, knowledgeable and do excellent work!

"NJK is a pleasure to work with! They are on time, fair, knowledgeable and do excellent work! So glad to have our air conditioner installed by them!"