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Across the industry there is increasing interest in the ACCA Quality Installation Standard and the practices it encourages to improve HVAC system design, installation and testing. Considering the low performance scores revealed by NCI testing throughout the US, it's...
Personal accountability increases company productivity, improves employee morale and adds to the bottom line! Everyone can relate to understanding personal accountability. Even children understand that when in violation of a rule they will receive reprimands from...
There's a carefully guarded secret in commercial air balancing. No it's not a secret handshake, it's a passport that gets you recognized and accepted by the architects and engineers who determine the qualifications of their project's air balancing contractor. It's...
We had anticipated it would be three years before NCI graduates would be ready to include total BTU measurement in their CoolMaxx Reports. It looks like we were wrong. Because of your rapid growth in technical ability, we can't withhold it from you any longer. This...
Tom Kavounas has been chosen to be November's NCT Contractor of the month. Tom hails from Charlottesville, Virginia. He originally aspired to have a solid company with 5 or 6 good employees, but today supports a staff of 80 people that produces $10 million in annual...
Dusty Rhoades is January's NCT Contractor of the month. Yep, that's his real name. And real is what you get when you meet him, and the odds are you won't be forgetting him in the near future. When we finally tracked him down he was dodging a snow storm checking out...
Rod Rodriguez, Owner of AirStar Services located in Dallas Texas is NCI's September 2007 NCT Contractor of the Month. Rod's a notable leader who has developed a warm and strong leadership style. When we notified him of his nomination for Contractor of the Month, he...
Airside vs. Refrigerant Performance Measurement When it comes to performance measurement and air conditioning systems, most master technicians gravitate to one of two measurement techniques. They either choose to measure the airside or the refrigerant side....
When it comes to performance measurement of air conditioning systems, most master technicians gravitate to one of two measurement approaches: the airside or the refrigerant side. On one hand, refrigeration experts will challenge anyone who questions pressure and...
Nearly all grille manufacturers publish a ‘free area' for each grille or register. The question is, are these free area factors meant to be used as a correction or Ak factor? Are these numbers meant to correct for the change in air velocity as it passes through a...
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