The BM130R Black Malleable Reducing Tee 3/4″×3/4″×1/2″ (037130BR020X015) is a strong, corrosion‑resistant pipe fitting designed to create a secure 90° branch off a main ¾″ line to a ½″ outlet. Made from high‑grade black malleable iron with threaded BSP connections, this reducing tee is suitable for gas, heating, water, and compressed air systems — offering a reliable, leak‑resistant join when transitioning pipe sizes or splitting runs.