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Posted by Joe Brix on August 18, 2005 at 08:38:07:
In Reply to: Re: Steel vs. Cast Iron Boilers posted by HeatPro on August 17, 2005 at 20:18:49:
A-A is well known for their steel boilers. Like any boiler, you can make a cheap iron casting or use low quality thin steel and the boiler won't last. Most steel boilers are the lower end models with lower efficencies. But A-A, Laars, Energy Kinetics, make some small low mass steel boilers that have very high AFUE ratings for oil boilers.
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