NCI Article Library

High-Performance HVAC Resources

How to Hire and Train Duct Renovators

Duct renovators can be entry-level employees that don't have any previous HVAC experience. What's needed are a fair driving record, a clean drug test, physical ability, good people skills and the ability to learn and follow instructions. As you consider making this...

Henry Sterling of Sterling’s Heating and Air Avon, OH

July 2003 Contractor of the Month

Greiner Heating & Air Conditioning Inc., Dixon, CA

NCI contractor of the month, Patty Greiner of Greiner Heating and Air Conditioning, Inc.

Getting a Diagnostic Test From a Service Call

Besides the valuable information the reading provides to help resolve the service call issue, it can be a prime lead-in to selling a complete system diagnostic and potential duct renovation work. To provide your customers with air conditioning systems that perform as...

Four Seasons Air Conditioning and Heating Company, Kingsville, TX

Jim Altman, President of Four Seasons Air Conditioning and Heating in Kingsville, Texas, September’s NCI Contractor of the Month.

Flex Duct Suspension Done Right

There's a time-tested method for suspending flexible ducting that's been gaining popularity around the country recently. It's quick, cheap and extremely effective. To multiply the effectiveness of your flex duct suspension, simply take a moment to slip a 12"x 12"...

Do You Know How External Filter Racks Impact Total External Static Pressure?

Do You Know How External Filter Racks Impact Total External Static Pressure? A few weeks ago I was asked a question about finding the proper location to obtain the entering static pressure reading on an upflow gas furnace using an external filter rack. This is one of...