Many people want to have a quick check on the duct size for a given CFM without going through complex calculations. Hence, I thought providing some duct CFM charts would be helpful. Generally, the...
Category: Ducted Air Conditioning
A fan must have enough external static pressure to deliver the required airflow in a duct system. Hence, the static pressure in the duct must be determined. So, how do you calculate static pressure...
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...
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....
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...
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...