Thread: How do you determine the proper duct size for a fan duct?
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Old 02-26-2007, 05:23 PM
Popeye Popeye is offline
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Default Re: How do you determine the proper duct size for a fan duct?
Your oven at 128 cubic', if you had a 100 Cfm fan you'd turn the air over 46.8 times an hour... that's way more than you need. I'd say 15 to 30 air changes would certainly do the job.
IMO
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