Duct Systems · Expanded master guide
Snap-Lock Branch Duct
Ten expanded field guides for snap-lock branch duct: straight runs, elbows, spin-ins, boots, drops, wall penetrations, dampers, offsets, wyes, and concealed branches.
Every guide teaches the full task
1Before you start
2Lay it out
3Set and support it
4Make the connection
5Check the install
6Common mistakes
7Stop and ask
These guides explain the actual branch sequence, where the load belongs, how to preserve the pipe shape, what to inspect, and when to stop.
Straight Runs & AssemblyExpanded guide
Straight snap-lock pipe
Horizontal branch
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Snap-lock pipe with adjustable elbow
Small branch turn
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Snap-lock pipe to spin-in
Branch from rectangular main
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Snap-lock pipe to diffuser boot
Terminal branch
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Snap-lock pipe vertical drop
Short vertical drop
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Snap-lock pipe through wall sleeve
Non-rated penetration
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Snap-lock pipe with balancing damper
Branch airflow control
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Snap-lock pipe offset with two elbows
Obstacle offset
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Snap-lock pipe with wye branch
Split branch
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Snap-lock pipe concealed above hard ceiling
Inaccessible branch
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