Educating the World about HVAC
Quick Start Guide
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“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
What is AHU ROOM? (AHU ROOM Meaning)
Almost every building has one or more AHU ROOM. However, many people don’t know what is the meaning of AHU ROOM. Some people are also wondering if there is anything…
How to Size AHU Cooling Coil? (Design Calculation)
Sizing the cooling coil of an AHU is one of the essential HVAC design calculations. The calculated cooling load does not equal to the capacity of the AHU cooling coil….
What Size Mini Split Do You Need for Grow Room?
Grow rooms must be maintained at a certain range of temperature and humidity levels for the plants to grow properly. If you’re planning to build a grow room, it might…
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!