The T&S Brass 000788-20 is a high-quality removable insert designed for hot water applications. This insert features a right-hand orientation and is compatible with Eterna cartridges. It has a 3/8" inner diameter and a 7/8" outer diameter, ensuring a secure fit. The product includes a bottom washer for added convenience and reliability. Constructed with low lead content, it meets NSF standards for safety and performance, making it an ideal choice for commercial and residential plumbing needs.