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    anyone try running cast iron radiators @ 130f?

    i can get the things dirt cheap... i can repair 'em if need be... so not concerned with cost or use... the average temperature available will be 130f. i know this would be well suited for subfloor hydronic heating, or perimeter baseboard... but not sure about cast iron radiators. i've run...
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    anyone here know heating oil furnaces?

    ok, i've got a ~20 year old Duomatic-Olsen oil furnace. it's running biodiesel (B99), everything rubber has been replaced with synthetic. the pump is putting out 100psi the nozzle is new/clean filter is new pump screen is clean... everything is spotless, no grit, grime or gum anywhere...
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    challenging all for "smallest shop" award...

    edit... added pics/updated to the last post... hi... been a HAMBer for years, although i mainly lurk... have been lurking here for a year or so. figured i'd post pics of my wee little shop and introduce myself here. apprenticed blacksmith, former metal fabricator/welder (certified), former...
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