The McAlpine V1MX-CO 1½" x 1½" x 19/23mm Universal Slip Tee is a type of plumbing fitting that allows for the connection of multiple pipes in a waste pipe system. It features a slip tee design, which allows for easy installation without the need for special tools or adhesives. The slip tee fitting has a 1.1/2" diameter and is compatible with standard plumbing installations. It also features a 19/23mm connection point, which allows for the connection of overflow pipes or other smaller pipes. The McAlpine V1MX-CO Universal Slip Tee is made from high-quality materials, ensuring its durability and resistance to wear and tear. It is a reliable and efficient solution for waste pipe systems, and its compact size and simple design make it a popular choice for both residential and commercial applications. Overall, the McAlpine V1MX-CO 1½" x 1½" x 19/23mm Universal Slip Tee is a practical and versatile plumbing fitting that allows for the easy connection of multiple pipes in a waste pipe system. Its slip tee design and high-quality materials ensure long-lasting performance and reliability. ・ ½" Universal ・ 19/23mm Inlet receives the discharge from a condensing boiler ・ Conforms to BS 6798:2014 and Building Regulations Approved Document H