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Chilled Water Coils

Does Your HVAC Coil Selection Program Leave You With More Questions Than Answers?

by Dan Jacobs, August 28, 2019

Part of any successful selection process is having a good selection program to help you. But what makes a program good? First and foremost, you must get the correct results, or you have bad information that is also useless.
Hot Water Coils

Stock Hot Water Coil – Quick Buyers Guide

by Dan Jacobs, August 20, 2019

Considering the complexity of other types of coils, hot water coils should be as easy for to purchase and get delivered as they are for the manufacturer to build and keep in stock. So…why is it so hard to get your hot water coils shipped to where you need them when you need them?
DX Coil

What Does “Splitting” A DX (Evaporator) Coil Mean?

by Dan Jacobs, August 13, 2019

“Splitting” a DX (Evaporator) coil is one of the toughest concepts to understand in the coil business. “Splitting” the coil…

Top 10 Tips For Measuring Coils

by Dan Jacobs, July 30, 2019

1. When measuring coils, performance has very little to do with accurately measuring for replacement coils. Fitting the coil in…
Steam Coil

Coils and Counter-flow: 5 Common Questions

by Dan Jacobs, July 17, 2019

1)  Coils and counter-flow? The first thing to remember about coils and counter-flow is that chilled water coils are always…
Water Coils

Construction Vs Performance: Need To Know Terminology

by Dan Jacobs, July 16, 2019

If you have ever dealt with commercial HVAC coils, you have probably come across numerous “industry terms” with little to…
Cooling Coils

Chilled Water Coil Circuiting Made Easy

by Dan Jacobs, June 28, 2019

Circuiting is really a balancing act of tube velocity and pressure drop. In other words, think of a coil as a matrix. Each coil has a specific number of rows, and a specific number of tubes within each row.

DX Coil

Top 5 Reasons Commercial HVAC Coils Prematurely Fail

by Dan Jacobs, June 11, 2019

Coil Plugging: If you are not changing filters and/or your commercial HVAC coils are not properly cleaned in a timely manner,…
HVAC Coils

Why Is Fin Design On HVAC Coils Important?

by Dan Jacobs, June 4, 2019

At first glance, fin designs on HVAC coils seem about as exciting as watching grass grow. “Why would I ever…
Chilled Water Coils

Guidelines For Air Velocities

by Dan Jacobs, May 7, 2019

Step # 1 in determining the size and performance of a coil is dependent upon understanding face velocities of air…

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