*PLUMBERSSTOCK EXPERT* responded:
Hi! Thank you for asking about the ABS 104151 Double Combination Tee-Wye. The dimensions 2" x 2" x 1 1/2" x 1 1/2" represent the nominal size of this fitting. For a more specific measurement of the Tee-Wye, please refer to this specification sheet. To start placing an order, just click Add To Cart and fill in the required fields. Should you have further questions, please ask away! Thank you for visiting Plumbersstock.com. Have a great day!