Make Sure Your Technician’s NATE Certified — Because You Want … by Mike Rampey | October 16, 2012October 16, 2012 Successful and safe installation of HVAC equipment requires a technician with a high level of professional experience and practical knowledge. A reliable indicator of HVAC technician competence and adherence to […]Read More Filed Under: NATE Certification Tagged With: excellent service– HVAC– install– NATE Certified– Oklahoma– repair– Tulsa and Broken Arrow