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Current Article Library Category: Air Conditioning

Proving Training Value through Measurement

Proving Training Value through Measurement by Brian Roseman In August of this year, NCI launched a Training Performance Measurement System on our website. What does that mean for you? In a nutshell, you can now see the actual knowledge gained from attending NCI...

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The Problem with Open Filter Racks

A common installation encountered by many Performance-Based contractors is the use of open filter racks. Open filter racks are installed to allow for easy filter access by exposing an inch or so of the filter. The problems with this accessory are that it creates a...

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Pocket Thermometer Diagnostics

Pocket thermometers can be very effective in demonstrating that an appliance is not venting properly, and spillage is occurring. When an appliance is operating correctly, the burner area of the heater should be drawing in room air or combustion air for proper burning....

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Performance Maintenance Agreements: Go Beyond the Equipment

Performance Maintenance Agreements By: David Holt, NCI Director Sales & Service Leadership In his ContractingBusiness.com article, “A New Dimension in Service Agreements”, NCI President Rob Falke opens with this statement: “Traditional service agreements are...

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Oversized and Underperforming Equipment

Energy Stewards International, NCI's sister organization in Des Moines, completed an interesting study in Iowa providing new evidence that although most equipment is significantly oversized; it performs so badly that it is actually about the right size. If this is...

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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....

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NCI Project Workbook: Thanks for the Feedback!

In December we released the NCI Project Workbook -- an eight page document designed to organize the forms and procedures used during an air diagnostic sales call. We received many calls and emails expressing thanks, kudos, and best of all, ideas for improvement. The...

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NCI Practical Standards vs. HVAC Industry Standards

You may often hear NCI refer to what we call Practical Standards. Sooner or later the question is asked; "What's the difference between HVAC industry standards and NCI Practical Standards?" The purpose of this article is to explain the difference to help you better...

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Contractor Spotlight: Lakeside Service Company

Customers Go Strong for SAFE Maintenance Plan By: Michael Weil, VP Communications & Publications Lakeside Service Company is a 31-year-old second-generation HVAC company located in Brighton, Michigan, just 40 minutes outside of Detroit. Founded by Tom Boylan, the...

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