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fawzie

i'm the new member here, i want to ask some question, how are the value of net and gross thermal efficiency and the value of fuel efficiency fuel-fired heater using natural gas?

Jan 12 2012 08:27 AM

Chris Haslego
Questions are best served in the forums. Select an appropriate forum and post your questions there.
Jan 12 2012 09:12 PM
fawzie
thanks alot, but i didn't find the forums yesterday.

Jan 13 2012 08:40 AM

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fawzie

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fawzie

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