Roof Support for Duct on Roof

For this roof duct support, what type does detail specify? Has roofing contractor approved support and flashing detail?

I'm checking roof support for duct on roof at [location]. I found metal frame or stand supporting ductwork on roof surface. For this roof duct support, what type does detail specify? Has roofing contractor approved support and flashing detail?

Equipment Connections: RTU, AHU, VAV, Fans & Louvers 2nd Year RED

Stop if

Hold point on roof support for duct on roof: 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 place duct directly on roof membrane. Don't use supports that penetrate membrane without flashing. Don't exceed roof load capacity.

Check

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

Say this to your foreman

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