Jan 18, 2013 #1 murcielago238 Chemical Joined Jan 17, 2013 Messages 2 Location PR Is it any requirement in the NFPA 85 that define the minimun open percentage of the fuel oil valve for a boiler under normal operation?
Is it any requirement in the NFPA 85 that define the minimun open percentage of the fuel oil valve for a boiler under normal operation?