Thank you for your inquiry on the Everbilt 1/2 in. CPVC CTS Slip x Slip x Slip Tee Fitting. There are stops in this fitting so that the pipe can only be installed to the appropriate depth. If you have additional questions, you can reach a NIBCO Technical Services Advisor, M-F 8am - 5pm EST, by phone at (888) 446-4226.
Thank you for your recent inquiry with The Home Depot. Yes it does come in 3/4 in. You can order it using Internet number 100151108. We appreciate your business and look forward to serving you in the future. Thank you for shopping Home Depot.