The 1" Plumbers Edge Steam Angle Radiator Valve, model PE1090, is a precision-engineered plumbing accessory designed for controlling steam flow in radiator heating systems. With its durable construction and reliable performance, this valve ensures efficient heat distribution and stability in your home heating system. Perfect for DIY projects or professional installations, the Plumbers Edge steam angle radiator valve provides a reliable and high-quality solution for your plumbing needs.