Ductwork in Corrosive Environments

For this [pool/chemical] environment, what duct material and fasteners does the spec require?

I'm checking ductwork in corrosive environments at [location]. I found ductwork in areas with high humidity, chlorine, or chemical exposure. For this [pool/chemical] environment, what duct material and fasteners does the spec require?

Grease Duct, Kitchen & Industrial Exhaust 3rd Year RED

Stop if

Hold point on ductwork in corrosive environments: I have the location, photo, drawing/detail, and what I checked. Who should verify before this gets cut, drilled, covered, lifted, connected, or signed off?

Watch out

Don't use standard galvanized in corrosive environments. Don't ignore material specifications for special environments.

Check

room/grid/area
photo of condition
drawing/detail or submittal
what I already checked
what is blocking progress

Say this to your foreman

14137 ductwork in corrosive environments grease duct & specialty exhaust red 3 for this [pool/chemical] environment, what duct material and fasteners does the spec require? i'm checking ductwork in corrosive environments at [location]. i found ductwork in areas with high humidity, chlorine, or chemical exposure. for this [pool/chemical] environment, what duct material and fasteners does the spec require? corrosive environment duct, pool hvac duct, chemical resistant pipe corrosion-resistant duct, coated duct, stainless duct, frp duct, pvc duct pool duct, chemical room duct, corrosive air, special coating

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