Semiconductor Cleanroom Duct Cleanliness

This is semiconductor cleanroom/process duct. What clean protocol and material/contamination controls apply?

I'm checking semiconductor cleanroom duct cleanliness at [location]. I found: Normal drilling/cutting/staging contaminates clean duct or process areas.. This is semiconductor cleanroom/process duct. What clean protocol and material/contamination controls apply?

Insulation, Liner & Vapor Barrier 3rd Year RED

Stop if

Hold point on semiconductor cleanroom duct cleanliness: I have the location, photo, drawing/detail/spec/submittal, and what I checked. Who should verify before this gets covered, tested, started, labeled, rerouted, or turned over?

Watch out

Do not cut/grind near clean duct or leave ends open without approved containment.

Check

room/grid/area
photo of condition
current drawing/detail/spec/submittal
what I already checked
what decision is needed

Say this to your foreman

14711 semiconductor cleanroom duct cleanliness insulation, liner, wrap & vapor barrier red 3 this is semiconductor cleanroom/process duct. what clean protocol and material/contamination controls apply? semiconductor duct, fab cleanroom duct, process exhaust duct, chip plant hvac normal drilling/cutting/staging contaminates clean duct or process areas.

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