Square Duct Taps & Branching · Spin-in tap
Install spin-in collar
Square Duct Installation — Main to round branch
Task typeSpin-in tap
Tools / equipmentHole cutter/snips, hand seamer
How to install it
- 1
Trace opening
- 2
cut
- 3
insert
- 4
bend tabs or fasten flange
- 5
seal
- 6
connect branch.
Quality check
- Tabs tight
- collar square
- seal continuous
Stop and verify
Stop if opening is oversized