The Delta RP100154 Tub Spout Adapter is a genuine, high-quality solution for a secure tub spout installation. Designed to adapt to threaded pipe on Delta slip-on diverter tub spouts, this adapter provides a reliable connection and is best suited for copper plumbing. This durable brass adapter is specifically designed for use with Woodhurst models T14032, T14232, and T14432 tub/shower faucet trims, ensuring a perfect fit and dependable performance. With a lifetime limited warranty on the faucet and finish, you can have peace of mind knowing you've chosen a product built to last.