PVC Sink Drain Tail Piece 1-1/4″

SKU: TP-DWV-114

Product Specifications

• Size: 1-1/4 inch nominal diameter
• Schedule/Class: DWV (Drain, Waste, Vent)
• Material: Polyvinyl Chloride (PVC)
• Color: White
• Connection Type: Threaded slip nut x Plain end
• Standard: ASTM D2665
• Maximum Working Pressure: 25 PSI @ 73°F (non-pressure rated system)
• Temperature Range: 33°F to 140°F (0.5°C to 60°C)
• Chemical Resistance: Excellent resistance to acids, bases, salts, and many solvents
• Length: Standard length with optional cutting to size

Technical Information

This 1-1/4″ PVC Sink Drain Tail Piece is specifically designed for connection between sink drains and p-traps in residential and commercial plumbing applications. The tail piece features a threaded connection at one end for attachment to sink drains and a plain end for connection to p-traps or extension tubes. Key features include:

• Slip nut design for easy installation and removal
• Smooth interior wall for optimal drainage
• Compatible with standard 1-1/4″ p-traps and sink drains
• Can be cut to desired length as needed
• Rigid construction prevents sagging and maintains proper drainage slope
• Designed for gravity flow applications
• Resistant to common household chemicals and cleaning products

Applications

• Bathroom sink drains
• Lavatory connections
• Utility sink installations
• Commercial sink applications
• Kitchen sink drains (where local code permits PVC)
• Laundry sink connections
• Bar sink installations
• Condensate drain lines

Installation Guidelines

• Ensure slip nut is positioned correctly before installation
• Hand-tighten slip nut only – do not use tools that may damage threads
• Use plumber’s putty or silicone at sink drain connection if needed
• Can be cut to length with fine-tooth saw
• Ensure edges are smooth and burr-free after cutting
• Maintain minimum 1/4″ per foot slope for proper drainage
• Use appropriate washers to ensure leak-free connections
• Do not overtighten connections which may crack components
• Check local plumbing codes for specific installation requirements

Compliance Information

• Complies with major plumbing codes (UPC, IPC)
• Manufactured according to ASTM D2665 standards for PVC DWV pipe and fittings
• NSF certified for drain, waste, and vent applications