According to ACR, The NADCA Standard, if when conducting a pre-cleaning inspection the Air Handling Unit (AHU) reveals suspect microbial growth, the ASCS shall:
According to ACR, The NADCA Standard, if when conducting a pre-cleaning inspection the Air Handling Unit (AHU) reveals suspect microbial growth, the ASCS shall:
acr_the_nadca_standard_2021_edition 1.9.1