Hello Members. Does anyone have a formula that I can use to calculate BTU at varying GPM's?
For example:
A piece of heating equipment generates 90,000 Btu @ 9.0 gpm of hot water (Based on 200 EWT, 180 LWT, 60 EAT). What would the BTU output be at 5.0 GPM?
Thank you for your help.
MB