Air exchanger duct size


Old 06-18-20, 12:43 PM
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Air exchanger duct size

Are the air exchanger ducts 4 or 6"
also, if you split the outlet vents, do you reduce the pipe size? Say you have 4 outlets, what size pipe do you use for each outlet to connect back to the 4" pipe?
Old 07-10-20, 02:42 AM
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It'd be nice to know the CFM rating of your ERV (HRV?).

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