![]() ![]() Let’s take a look at the formula see what each piece means so we can understand it better. The simple formula is System Delivered Btu = 500 x GPM x System Temperature Change. Understanding math is the key to understanding how Btus move through a system. This will be a brief introduction to water system Btu measurement, and if the response is good, we may continue to add more to the basics of water system performance measurement. Since winter is on its way, let’s take a look at how to measure the Btu delivery of a residential hot water heating system. Due to many recent requests from Hotmail readers, it seems like this is the right time to discuss the other heat transfer fluid…water. If you’ve followed these articles over the years, you’ve read about measuring and calculating the performance of forced air heating and cooling systems. ![]()
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