Nobody told them about the lockdown, so they showed up at your coils as usual (without masks!)
An EPA N List chemical with low risk and no residue
Different forms of the same chemical can be applied in ductwork or “fogged” in certain occupied spaces.
We have taken several measures to be sure that we work safely.
Paragraph 12(h) includes cleaning as a "Critical Trade" for servicing governmental and commercial properties.
Communication and empathy are going to be the key to make it work. And it’s a good time to clean your coils.
Sealing the medium pressure duct from the inside allowed a project to achieve the engineer’s design airflow.
A dirty grille could be telling you that it’s time to clean your bathroom exhausts.
The process which enabled the facility to reopen was done during normal business hours with no disruption to operations or patients.
The most important reason to keep your lint exhausts clear is to prevent a fire, but there are other benefits.