NCI Article Library

High-Performance HVAC Resources

Outside Air Formula

Some field test conditions do not allow for accurate or convenient measurement of outside air CFM. But the percentage of outside air can be calculated using three simple temperature measurements. OAT - Outside air Temperature. This is the temperature of the air...

“ONE” More Time – Leadership

"Leadership is leaders inducing followers to act for certain goals that represent the values and motivations----the wants and needs, the aspirations and expectations - of both leaders and followers. And the genius of leadership lies in the manner in which leaders see...

Oasis Air Conditioning

If you're involved in volunteer and community service projects around Bakersfield, California, chances are you'll run into Oasis Air Conditioning's Ben Dominguez, or an Oasis employee. For NCI Member of the Month Ben and his team, being part of the community means...

NOX – How Does It Affect Us?

NOX - How Does It Affect Us? by Jim Davis NOX is defined as oxides of nitrogen and is the combination of NO + NO2. It starts to form in the combustion process in the hot flame zone of combustion between 2500º to 2800º, combining nitrogen in the air with oxygen. Some...

Non Union Employers Beware!

The Employee Free Choice Act, or EFCA, was re-introduced in Congress on March 10, 2009. The bill essentially would eliminate the secret ballot provisions contained in the National Labor Relations Act, thus requiring employers to bargain with a union once the union...

Remembering Nita Brooks

Nita Brooks On the first day of summer 2017, Nita Brooks died of cancer. On that day, National Comfort Institute, Inc. (NCI) lost an important team player, Skip Brooks lost his wonderful wife, Angie Doyle lost her mom, and Nita’s many acquaintances across the country...

What Can Sir Isaac Newton Teach Us about Duct Renovation

What Can Sir Isaac Newton Teach Us about Duct Renovation by David Richardson When Sir Isaac Newton’s name is mentioned, many of us think of him getting hit in the head with an apple and discovering gravity. However, Newton can be credited with much more than this....

New Workbooks Enhanced Diagnostic Selling Process

One of the downloads in last month's newsletter was the Heating System Workbook. The response to this new sales and diagnostic tool has been encouraging. We had a significant number of calls offering adjustments, improvements and ideas for how the workbook could be...

New CO and Combustion Seminar Unveiled

NCI's Carbon Monoxide and Combustion seminars have undergone a major renovation this summer. The great mind of Jim Davis has been at it again. New forms, updated procedures, improved teaching tools and reinvented learning exercises have been flowing out like CO from...

Never Downplay the Value of a Visual Inspection

While performing complete combustion diagnostics is critical, visual inspection is often what solves problems before start-up and allows us to fix them. Because environmental conditions constantly change, even the most experienced technician can be fooled using...