Do the following situations and solutions fall in line with what you are doing to comply with IRC 408.3? There seems to be discrepancies between code officials. All I need is the practical solution.
Force Air Ducts in Crawlspace
– If 80% Install Louvered Vent to Air Supply, Install 6” External Combustion Air Vent
– If 90% or Air Handler not in Crawl - In the Crawlspace, Install Louvered Vent in…
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