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Cooling Coils

Chilled Water Coils – Circuiting Made Easy

by Dan Jacobs, December 17, 2024

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.

Chilled Water Coils

How to make your HVAC OEM Replacement Coil Buying Process Easier??

by Dan Jacobs, November 27, 2024

Capital Coil & Air has developed some simple strategies for the entire buying process that should help in avoiding many of the annoyances
DX (evaporator) Coils

What Does “Splitting” DX (Evaporator) Coils Mean

by Dan Jacobs, October 29, 2024

***Now Offering R-454B Refrigerant for All DX Coils “Splitting” DX (Evaporator) coils is one of the toughest concepts to understand…
DX Coils

Now Offering R-454B Refrigerant for All DX Coils

by Dan Jacobs, October 8, 2024

In keeping with most of the OEM’s in 2024, Capital Coil is helping everyone transition from R-410A over to R-454B refrigerant in their DX Coils. Whether you are designing a new system, or retrofitting an existing one with a condensing system, Capital Coil can help in making the switch in refrigerants.
Steam coils

Steam Distributing Coils (Non-Freeze)

by Dan Jacobs, October 1, 2024

Were you aware that Steam Distributing coils or “Non-Freeze” steam coils were essentially discovered by accident? At the inception of the HVAC industry, steam coils were originally designed to be shorter in length because there was not a good way to evacuate condensate. In an effort to make steam coils longer in length, the concept of a steam coil containing a tube within a tube was invented.
Steam Coils

How Should Steam Coils Be Designed??

by Dan Jacobs, September 23, 2024

Steam Coils require a real expertise to design & build. We at Capital Coil have a long history in solving coil problems and building steam coils so that they work correctly the first time.
Steam Coils

Frozen Steam Coils: How Do You Prevent This?

by Dan Jacobs, September 9, 2024

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.
Chilled Water Coil

Cooling Coils & Moisture Carryover

by Dan Jacobs, August 13, 2024

Many people do not think that moisture carryover is a problem…until you have moisture running down ductwork or spewing all over the inside of an air handler.
Chilled water coils

What Is Meant By A “Bank” Of Chilled Water Coils

by Dan Jacobs, July 22, 2022

For those that work with HVAC installations on a regular basis, you have run across the problem of needing to install new chilled water coils in very tight, confined areas. To avoid these issues, simply break down the single, larger coil into smaller coils. When piped together, those smaller coils are stacked into “banks” of coils in the system. If installed correctly, this “bank” should have the same performance as the larger, single coil.
Fan Coil

TOP 10 FAN COIL FAQ’S

by Dan Jacobs, July 1, 2024

1. A fan coil is among the easiest units to understand in the HVAC industry.  Basically, there is a small…

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