How Chiller Work: 7 Essential Facts of Chiller Working Principle
How chiller work is a common question in HVAC, especially when this is your first time…
ASHRAE Standard: What Every HVAC Engineer Should Know
ASHRAE (American Society of Heating, Refrigerating, and Air-Conditioning Engineers) develops standards that establish best practices,…
HVAC Symbols and Meanings (50+ Symbols Explained)
HVAC drawings, schematics and single line diagrams contain a lot of symbols. These symbols represent…
7 Useful Rule of Thumbs in HVAC (Must Know)
In HVAC, rule of thumbs are useful for preliminary design checks and quick estimations. They…
Why 400 CFM per Ton? (Rule of Thumb Explained)
400 CFM per ton is regarded as the standard rule of thumb by many HVAC…
What is the Temperature of Cooling Coils?
Cooling coils have specific design and operating temperatures. They must be cold enough to dehumidify…
