Ductwork in Chemical Plants

For this chemical plant duct, what process compatibility, pressure, and safety requirements does the design specify?

I'm checking ductwork in chemical plants at [location]. I found ductwork in chemical plants, refineries, or process industries. For this chemical plant duct, what process compatibility, pressure, and safety requirements does the design specify?

Grease Duct, Kitchen & Industrial Exhaust 3rd Year RED

Stop if

Hold point on ductwork in chemical plants: I have the location, photo, drawing/detail, and what was checked. Who should verify before this gets cut, covered, lifted, sealed, energized, or signed off?

Watch out

Don't use standard commercial duct in chemical plants. Don't ignore process compatibility.

Check

room/grid/area
photo of condition
drawing/detail
manufacturer/model if visible
what I already checked

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