Testimonials – Gas Furnaces Articles

Gas Furnace Repair in Denver, CO 80227

November 11, 2021

“Best service call I’ve ever received!! Showed up super fast, within an hour of me calling. Bailey was excellent, super professional, super polite and very knowledgeable and actually showed me how my furnace worked! Super helpful! He came in and actually fix the furnace quickly ! Very happy with your company and with Bailey and…

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I would highly recommend this company.

February 5, 2021

Two installers were sent the day of installation. They were both courteous and professional! They arrived on time and immediately dismantled the old system and prepared the space for the new system! They were very efficient and worked well together as a team. Following the completion of their work, they ran the furnace and explained…

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Recommend Controlling Systems

February 5, 2021

The two men that came out to install my AC/Furnace did an excellent job. They were on time, they were courteous, and always kept me in the loop as to what they were doing. Before leaving my home, they tested everything and made sure to walk me through how everything worked. I would highly recommend…

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ALWAYS Polite, professional, friendly

March 4, 2020

The heat went out at my mothers house. I called the people who installed it initially. Then called Controlling Systems. The had a technician out and it was repaired before I got a call back from the first company. Service is ALWAYS Polite, professional, friendly (big plus in my book) and efficient. Just the way…

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