Experience the reliability and quality craftsmanship of Pegler with this Terrier Two Way TRV, complete with a 15mm lock shield. Ideal for precise temperature control and ease of use, this TRV is a must-have for any plumbing system that values efficiency and convenience.Crafted for durability and compatibility with your existing setup, this product ensures a seamless installation and long-lasting performance. Whether you're managing a commercial or residential space, the Terrier Two Way TRV represents a smart investment in maintaining ideal temperature settings for any room.