Duct Thickness Conversion | Gauge to mm
Duct thickness is expressed in gauges and millimeters. However, the conversion between gauges and millimeters doesn’t seem to follow a set of rules. So, exactly how to convert the duct…
Return Air Vent Cover: How to Do It Properly?
Many homeowners find their home HVAC return air vents ugly and thus, they want to cover up their return air vents to improve their home interior aesthetics. But, the question…
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…
What is a Plenum Box? (Purpose on FCUs and Diffusers)
A plenum box is a common and essential component in HVAC. However, not many people realize the true function of a plenum box. So, what exactly is a plenum box…
4 Types of Grilles in HVAC (Common Applications)
Grilles are essential in HVAC. They are responsible for airflow distribution and controls. However, there are many types of grilles in HVAC. So, what are the most common types of…
4 Types of Dampers in HVAC (FD, MFD, VCD & NRD)
Dampers are one of the important elements in HVAC. They control airflow as well as prevent the spread of fire and smoke. There are many types of dampers in HVAC…
