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Mistake & recovery · #035

Not understanding the difference between a wye fitting and a tee fitting application

1st YearDuct Systems

Wyes split airflow smoothly at an angle and are used in low-resistance systems. Tees are for low-velocity or branch takeoffs. Ask your journeyman to walk…

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Safer field move

Wyes split airflow smoothly at an angle and are used in low-resistance systems. Tees are for low-velocity or branch takeoffs. Ask your journeyman to walk you through the fitting schedule on your first job.

Ask Foreman

Can you verify this before I keep going? I’m looking at: Not understanding the difference between a wye fitting and a tee fitting application. What’s the approved correction for this job?

Do not

Do not hide, force, cover, or “make it work” if this affects safety, access, airflow, rated assemblies, supports, equipment, or inspection. Stop and verify the approved correction.

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