General description This 115mm Double Kitchen Sink Drain Waste P-Trap is designed for double sinks, featuring two kitchen sink baskets. It is suitable for connecting washing machines and dishwashers, effectively trapping water to prevent sewer gases from entering your home. Technical specifications Main Diameter: 115mm Overflow type: Round or rectangular (your choice) Usage This P-Trap retains a small amount of water in its bottom, creating a seal that stops unpleasant sewer smells from escaping into your kitchen.