Can someone please describe in detail how to maintain & bleed STEAM radiators?
They are 100 yr, thin, pitched. How else do I have to maintain them? Pressure relief values and square bolts on end of each...but none of my self-appointed advisors know HOW to do it, alone (mostly likely) or with help (possible)!
If you really have a steam boiler, get some books on the operation of it, because there is more to it than just radiators, like diaphragm traps and end run traps and mud clean-outs.
but if you have a hot water boiler, you can just let air