Home Capital Coil & Air: Knowledge Library

Blog

Steam Coils

Frozen Steam Coils: How Do You Prevent This?

by Dan Jacobs, October 28, 2021

Freezes generally happen in older systems, however if your new system is not maintained properly or correctly installed, your steam coil can and will freeze.
Steam Coils

HEATING SEASON WILL SOON BE UPON US

by Dan Jacobs, October 4, 2021

The real ability and competency in selecting hot water coils or any other heating coil is to know and understand…
Chilled Water Coils

Guidelines For Air Velocities

by Dan Jacobs, August 24, 2021

Step # 1 in determining the size and performance of a coil is dependent upon understanding face velocities of air across the coil. Whether you use CCA’s coil selection program to help size the coil, or you are replacing an existing coil; the height, length and resulting velocity determine everything.
Cooling Coils

Chilled Water Coils – Circuiting Made Easy

by Dan Jacobs, July 13, 2021

Circuiting chilled water coils 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 (Evaporator) Coil

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

by Dan Jacobs, July 7, 2021

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

Do You Need to worry about performance on replacement HVAC coils?

by Dan Jacobs, July 2, 2021

When duplicating a coil, your efforts need to be directed towards making sure the coil fits correctly, as that’s usually the main issue.
Steam Coils

Tips on Hand Designation & “Counter-flow”

by Dan Jacobs, June 16, 2021

Are your water coils right hand vs. left hand?  Is it looking into the face of the coil or with the air hitting you in the back of the head?  What exactly is counter-flow and why is it important?  Are you completely confused by why right hand vs. left hand even exists? 
commercial HVAC Coils

Top 5 Reasons Commercial HVAC Coils Prematurely Fail

by Dan Jacobs, May 12, 2021

Capital Coil & Air has come across virtually every scenario over the years in which a commercial HVAC coil had to be prematurely replaced, and we have since created an easy guide targeting the main reasons HVAC Coils prematurely fail.
Belt Drives

Light-Duty Commercial Belt Drive Air Handler Units

by Dan Jacobs, May 3, 2021

There are lots of jobs that require large custom built Air Handler Units, as well as jobs that require Central…
OEM Replacement Coils

OEM Replacement Coils: Repair or Replace???

by Dan Jacobs, March 9, 2021

The real reason why OEM HVAC coils need to be replaced rather than repaired is due to energy costs. If your coil is not operating near desired levels, you’ll need to increase the energy to make it work at its peak performance.

Share this page

Via social media

    OR EMAIL

    Cancel