*PLUMBERSSTOCK EXPERT* responded:
Hi! Your inquiry about our 3" x 2" no hub coupling is greatly appreciated. According to Matco-Norca, the 3" x 2" no hub coupling is for cast iron pipes only. In your case, you would need a transition coupling. If you're interested, you can see the list of our transition couplings. Just click these transition couplings. If you want to purchase a product, feel free to go to its product page, click "Add to Cart", enter your zip code and you're all set. Thank you for visiting PlumbersStock.com. Happy shopping!