What does ACR, The NADCA Standard recommend while cleaning internally-lined fiberglass ductwork, microbial contamination is observed within the fiberglass liner?
What does ACR, The NADCA Standard recommend while cleaning internally-lined fiberglass ductwork, microbial contamination is observed within the fiberglass liner?
The NADCA Standard recommends that when microbial contamination is observed within the fiberglass liner of internally-lined fiberglass ductwork, the appropriate action is to remove and replace the fiberglass liner. This ensures that all microbial contaminants are completely eradicated, providing a safer and cleaner environment.
NADCA ACR states that the answer is A
D, because fiber glass is non porous. Unless the fiber glass is severely deteriorated and has lost its integrity then yes it needs to be replaced
A is the right answer here
Correct ans. is A