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When selecting an air handling with two coils in series, we may need to include a minimum 18” access plenum between coils per ASHRAE 62.1-2019 paragraph 5.13.2 as follows:
When selecting an air handling with two coils in series, we may need to include a minimum 18” access plenum between coils per ASHRAE 62.1-2019 paragraph 5.13.2 as follows: