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Category: Ducted Air Conditioning

link to How to Measure Airflow in HVAC? (Register & Duct)

How to Measure Airflow in HVAC? (Register & Duct)

Low airflow is a common problem in HVAC that lead to insufficient heating/cooling. Many people want to fix their HVAC by themselves to save money. But, they are not sure how to measure the airflow...

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link to What is VAV in HVAC?

What is VAV in HVAC?

If you're working in the HVAC industry for a while, you probably heard the word VAV. So, what exactly is VAV in HVAC, how does it work and why do we use a VAV? VAV stands for variable air volume....

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link to Ducted Mini Split Guide: Basics, Comparison & Installation

Ducted Mini Split Guide: Basics, Comparison & Installation

Mini splits can be ducted. Mini splits don't always have to be ductless. Since mini splits are new in certain regions, people have a lot of questions, particularly on ducted mini splits. So, I did...

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link to HVAC Ductwork Design Guide (Layout, Duct Size & CFM)

HVAC Ductwork Design Guide (Layout, Duct Size & CFM)

Designing HVAC ductwork requires experience and broad knowledge about ducted air conditioning. Some people want to learn how to design HVAC ductwork, especially for residential. So, I decided to try...

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link to HVAC Diffuser Sizing Guide: CFM Chart & Selection

HVAC Diffuser Sizing Guide: CFM Chart & Selection

Supply air diffusers are critical to HVAC air distribution system. Inappropriate supply air diffusers can cause the entire HVAC system to perform poorly. So, how do you size and select a supply air...

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link to What is a Chilled Water Fan Coil Unit?

What is a Chilled Water Fan Coil Unit?

A chilled water fan coil unit is one of the two kinds of fan coil units. It comes in different forms and types. So, many junior engineers are trying to understand chilled water fan coil units. Hence,...

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About Me

Hi, my name is Yu Chang Zhen. I've been working as a professional in the HVAC industry for more than 7 years, covering from design and installation to commissioning and maintenance. With my experience, I want to help people solve their HVAC problems. Welcome, I hope you can find your solutions here.

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