IMPORTANT SIZING NOTE - Most plumbing products are measured using BSP thread dimensions which measure 1/4 inch larger than that stated, therefore this 3/8 Inch BSP thread actually measures 5/8 Inch in diameter. If your thread measures 3/8 Inch in diameter then you require the 1/8 Inch version of this product This listing is for a Pack of 1 Brass fittings are compatible with various types of pipes, including copper, PVC, and PEX, providing flexibility in plumbing system design and installation. Brass fittings are relatively easy to install, requiring simple tools such as wrenches or pipe wrenches for tightening, reducing installation time and labor costs. WRAS Approved, Weight: 0.110231131 pounds, Manufacturer: Cubralco