NCI Article Library

High-Performance HVAC Resources

Community Focus Creates Awesome Opportunities

Community Focus Creates Awesome Opportunities by David Holt, NCI Director Sales & Service Leadership How many times have you had a young baseball player come to your shop asking for donations to help support their team as they travel to a tournament? If you're...

Common Vent Test: Induced Draft and Natural Draft Appliances

When an Induced Draft Appliance (Furnace, Boiler or Water Heater) is "Common Vented" with a Natural Draft Appliance, venting interference can occur. This following procedure outlines the proper method to test and evaluate this situation and helps ensure all...

NCI September Vendor Spotlight: Commercials on Hold

Vendor Spotlight, Commercials on Hold

Commercial Boiler Combustion Testing

Commercial burners may appear to be intimidating and you might feel they're too big to for you to work on. But when you gather the nerve to get your hands on one you'll find they are not that complicated and are quite simple to combustion test and adjust. Commercial...

Combustion Diagnostics Yield High-Margin System Repairs

Those who have implemented Combustion Diagnostics in their service agreements know that technology has given us the ability to uncover mechanical deficiencies with fuel burning appliances like never before. Combustion analysis helps us detect improper fuel input,...

Combustion Air Diagnostics

According to NCI's Protocol, rising CO readings indicate combustion air or venting problems. In either case, flue gases are spilling into the space, requiring immediate attention. By measuring draft you can differentiate between venting and combustion air problems....

Combustion Air – a Grimm Fairy Tale

Combustion Air - a Grimm Fairy Tale by Jim Davis When it comes to combustion air, safety truths created by someone's imagination -- based on little or no factual data whatsoever -- nothing but fairy tales. This article not only addresses the need to provide combustion...

Coaching Transforms Your Future

Coaching Transforms Your Future by Nita Brooks, NCI Business Solutions Development Manager A big responsibility of leadership is building future leaders. The good news is that building future leaders not only develops winners on the team, it also creates a path to...

CO Tip – Plugging PVC Flue Test Holes

David Richardson, of Frankfort Kentucky, Tech Tip

CO Monitor Sales Tips

We received two great tips on creative ways of selling Low-level Carbon Monoxide Monitors and using them to help close sales. The first tip is from NCT Member, John Jones of ABC HVAC CO., Clarkston, MI. When one of John's service techs offers the NSI 3000 low-level CO...