I plan to install a new toilet with a 4" drain and tub with a 2" drain. I wish to connect both to a 4" stack. Is it alright to use a 4" Sanitary TEE pipe fitting with a 2" Side Inlet for both drain pipes? Or, am I better off using a separate 4" Sanitary TEE and add a 2" Sanitary TEE above it?
I heard that use of a Sanitary TEE with a Side Inlet is against code. Is this true?
I heard that use of a Sanitary TEE with a Side Inlet is against code. Is this true?