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in Gas Heating
Just bought lochinvar gas boiler the header for boiler is 1inch 1/4 now with a 1inch 1/4 spirovout. Do I have to increase header to 11/2 or could I reduce the boiler to 1inch1/4. The header and spirovout are new.
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Comments
to what you are doing as sizing depends on the system piping and length of same. Not quite sure what you are looking for?