4 Types of Duct Insulations (with Specifications)
There are only a few types of insulations used for HVAC ducts. However, people often can’t get to see duct insulations since ducts are installed above the ceiling. So, I’ll…
6 Types of Supply Air Diffusers and Their Applications
There are many different types of HVAC diffusers available in the market. Each diffuser has its own unique characteristic and application. Many junior engineers spent a lot of time figuring…
Ducted Air Conditioning: All the Things You Want to Know
Ducting air conditioning system is relatively more complex HVAC system and thus, we often want to know about how it works, what are the types, cost and etc. before we…
4 Types of HVAC Plenums (Basics & Applications)
Plenum boxes are crucial to the performance of the HVAC system. There are a few types of plenums in HVAC but where do you find them and how they actually…
Can Round Flexible Duct Be Used for HVAC Return Air?
Some people wanted to know if they can use a flex duct for return air as they concern about the airflow issues. Hence, I did some research. Flex duct is…
