Mechanical · IMC 2021 §401.5 / Table 401.5
Outdoor Air Intake Screens and Louvers
Wall section with louver and screen plus Table 401.5 mesh limits: residential not less than 1/4 in and not over 1/2 in, others over 1/4 in and not over 1 in, measured on the shortest side.. Referenced to IMC 2021 §401.5 / Table 401.5.
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