PIPING STRUCTURE FOR VERTICAL PIPE FOR DRAINAGE

摘要

PROBLEM TO BE SOLVED: To provide a piping structure for a vertical pipe for drainage capable of easily coping with a variety of layout change of water-using devices without changing the vertical pipe for drainage or fittings. SOLUTION: A vertical pipe 11 for drainage is provided at a center of a dwelling part J where plural water-using devices 20-23 are disposed, a drain collecting fitting 12 having a necesary number of lateral branch pipe receiving ports for the water-using devices 20-23 to be connected is provided in the vertical pipe 11 for drainage, and the water-using devices 20-23 are connected through the drain collecting fitting 12.