Designed for siphonic drainage of rainwater from medium and large terraces and building roofs. Material: Composed of a main body made of AISI 304 stainless steel, equipped with a 56 mm diameter vertical connection made of high-density polyethylene, and an anti-vortex plate made of cast aluminum alloy. The plate is protected with a special resin providing high weather resistance and features a unique profile that eliminates inlet turbulence. It includes a UV-stabilized PP leaf guard. Compliance: ASME A112.6.9, EN 1253.