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Posted by HeatPro on February 21, 2005 at 16:18:46:
In Reply to: Burnham Radiant Radiator banging posted by Ron on February 21, 2005 at 15:51:04:
You didn't say; but small tubing might not have enough cross-section to let steam come up the pipe as water is coming down. The 45 might help. Make sure the valve, if there is one, is a steam valve with the seat below the pipe bottom; a standard angle valve traps water and makes it bang.