The Helios FK‑T 200÷200÷200 is a flat duct T‑piece constructed from galvanized steel sheet, featuring three outlets each measuring 200 x 50 mm. It is part of the underfloor duct system designed specifically for domestic ventilation. The system offers corrosion resistance and a rigid construction, with external connecting sleeves ensuring smooth inner walls for reduced flow resistance and minimal dirt accumulation. This T‑piece is ideal for concealed air ducts, providing efficient air distribution in modern residential buildings.