How to use the Hydronic Sizing Form:

This is divided into two catefories and you need only to fill out the one which pertains to your particular needs:

Category I: Boiler replacement. For those who have radiation (either baseboard or radiators) in place and wish to replace their existing boiler with a new more effecient model.

Category II: new Construction (including additions) or conversions. For those who require a total or partial Heat-Loss so as to determine the amount of radiation per room and proper boiler sizing.

REMEMBER, we are basing all calculations on the imformation you are providing, so be sure to fill out the pertinent section as complete and accurate as possible.