Sanitary Tee vs wye-45 combo for drainage cleanout?
I'm installing a 4in pvc underground gutter system with a cleanout midway through the trunk right before a 90 turn (will be using 45s). For the cleanout, should I use a Wye-45 combo or should I use a sanitary-T e?
The YouTube tutorials I've watched say to use a sanitary tee, but someone else is saying absolutely not, use a wye-45 combination. The reason they say is that pine needles will catch and get clogged on the sanitary tee? I put my arm through both and they seemed the same lol.
Posted Sep 29, 2026, 2:27 AM UTC
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