Posted by jtown on January 29, 2000 at 12:57:33:
In Reply to: Size of Hot Water Boiler posted by John on January 28, 2000 at 14:11:42:
You need to do a "heat loss calculation" there is one at hydronic.net and a few other sites, or get a book from the library if you want explanations etc. You will end up with a Btu/hr at the design outdoor temp. Boilers have their Btuh labelled to match.