Extended Floor Drain Cores & Length Sewer Extension Pipe Bridges between the floor drain base and the Drainages pipe to enable reliable water flow and connection during drainage projects. Made from ABS and silicone, this adjustable extension pipe fits various pipe diameters and delivers longterm performance. A practical addition to bathroom renovation projects. Suitable for homeowners, hotel managers, and construction professionals seeking durable drainage solutions across a range of applications. Designed for kitchens, bathrooms, and laundry rooms to meet drainage needs in any area requiring efficient water management. Use scenarios: Bathroom renovation: connect floor drain to sewer extension pipe for improved drainage. Hotel maintenance: retrofit multiple bathrooms with reliable drainage extensions. construction or remodeling: flexible connections in kitchens, bathrooms, and laundry rooms requiring efficient drainage.