31 Jul '12, 2am

Green Building Q&A: Will a smaller insulated chimney-pipe create draw problems

Because my existing brick chimney does not meet the zero-zero clearance insurance specs for Canada, and hasn’t been used for a decade, I am planning on placing an insulated chimney-pipe in for my new wood stove. Unfortunately, a 6″ insulated pipe may not fit the existing chimney, and I have been advised to go with a 5.5″ pipe to ensure it fits. Might there be any worry of draft (draw) problems with a 5.5″ pipe if my new stove collar (exhaust) is 7″, and my chimney height is 25feet with good outside clearance?

Full article: http://www.greenbuildingadvisor.com/community/forum/gener...

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