What is MBtu: HVAC Efficiency Guide
Confused by BTUs, MBH, and kBTUs in HVAC calculations? Inconsistent unit usage leads to costly errors. This guide clarifies these units, explains why kBTU is preferred, and provides actionable steps for improved accuracy. Understanding BTUs and Conversions A BTU (British Thermal Unit) measures heat energy—the amount needed to raise one pound of water by one degree Fahrenheit. However, dealing with large quantities requires larger units. "MBH" and "mBTU" are often used, but inconsistently, sometimes meaning thousands and sometimes millions of BTUs....