Educating the World about HVAC
Quick Start Guide
Want to know what’s important? Sign up for my quick start guide and I’ll show you what knowledge and skills you need to have and where you can get them.
“I embarked on a mission to educate millions of homeowners and engineers about heating, ventilation and air conditioning (HVAC). I vision an energy-efficiency future where all HVAC systems are well designed, well installed, well operated and well maintained.”
Yu Chang Zhen | Founder of aircondlounge.com
I enjoy sharing my knowledge and experience with others
Going online allows me to make a greater impact, reaching more people of different regions and backgrounds.
I share my HVAC knowledge with more than 50k people per month through my blog articles.
I teach important HVAC skills through online courses and provide practical tools for my students.
I help people solve their HVAC problems and provide technical advice to companies.
My latest blog articles
Central Return vs Dedicated Return: An Unbiased Comparison
A centralized return or a dedicated return in every room are both viable ways to get the air back to the blower. Sometimes, contractors may prefer only one method because…
Return Duct Size for HVAC Unit (Sizing Chart & How-to Guide)
Return duct sizes are primarily depending on the airflow of the HVAC unit which is corresponding to the tonnage or capacity of the HVAC unit. The larger the HVAC unit,…
What Size Mini Split for Garage? (What to Consider)
The size of the mini split you need depends on how big your garage is. Having a correctly sized mini split ensures your garage can be cooled within an acceptable…
Unique and hand-crafted online courses
My online courses are tailored to teach specific HVAC skills. I want engineers to become more competitive and thus, I give them the skills they required to advance their career.
Chilled Water System Design Course
Suitable for anyone who wants to understand more about the design aspect of chillers, cooling towers, pump, AHU/FCU and other related components.
Providing Value Everyday
Comments from existing students
I keep my teaching short and concise, straight to the point without wasting too much of my student’s time. I believe a full working example is the best way to show my students how to apply the knowledge in real world.
More ways to help
Design Engineer Starter Pack
Chilled Water System (eBook)
Mini Split (eBook) + Tools
I created multiple tools like excel calculators, charts and checklists alongside ebooks as your go-to files for anything related to HVAC.
Learn something today!
HVAC is a never-ending learning journey. Myself also strive to learn something new everyday and that’s what keeps me moving forward.
Start reading a blog article now
How about reading this article? It’s interesting but also insightful.
Enroll in a course now
Or take on this beginner course and get ahead of your peers!