Slip Joint Drain Extension 1-1/2'' x 12'' w/Nut Washer, Plastic, LASCO 03-4325 The LASCO 03-4325 white plastic slip joint drain extension is a durable, ready-to-install component designed to extend or adjust the vertical length of sink drain lines in kitchen, bathroom, or laundry applications. Constructed from rigid, corrosion-resistant white plastic, it features a 1-1/2 inch outer diameter (OD) with a slip joint connection that accepts both 1-1/4 in and 1-1/2 in OD tailpieces, ensuring compatibility with standard sink drains and P-traps. The assembly includes a threaded nut and neoprene washer for a secure, leak-free seal ? no tools required for installation. Designed for use in low-pressure gravity drain systems, it provides reliable performance in wet environments without cracking, warping, or deteriorating over time. Features - 1-1/2 in OD design compatible with 1-1/4 in or 1-1/2 in OD sink tailpieces - Slip joint connection with included nut and neoprene washer ensures watertight seal - White rigid plastic construction resists corrosion, chemicals, and moisture damage - Lightweight and easy to cut or adjust for custom length requirements - No glue, solvent, or special tools needed ? hand-tighten for secure fit - Ideal for extending drain lines to match P-trap height in under-sink configurations - Resists cracking in cold temperatures and maintains flexibility under pressure - Non-porous surface resists mold, mildew, and soap scum buildup - Designed for use in kitchen, bathroom, and laundry sink drain systems - Meets standard plumbing code requirements for non-pressure drain applications - Single-piece design eliminates leaks from multiple joints - Compact packaging for easy storage and job-site handling Specifications - Brand Name: LASCO - Model Name: LASCO 03-4325 - Product Type: Slip Joint Drain Extension - Material: Plastic (Rigid Polypropylene) - Color: White - Diameter: 1-1/2 in OD - Length: 12 in - Connection Type: Slip Joint - Thread Size: 1-1/2 in - Compatible Tailpiece Sizes: 1-1/4 in or 1-1/2 in OD - Includes: Nut and Washer - Weight: 0.1 lb (1.6 oz) - Dimensions: 2.8x2.8x12.5 in (LxWxH) - Packaging: Single Unit - Country of Origin: United States - UPC: 052151073846 - GTIN: 00052151073846 - Part Number: 885774 - Manufacturer: LASCO Product Application The LASCO 03-4325 slip joint drain extension is used by plumbers, contractors, and DIYers installing or repairing sink drains in kitchens, bathrooms, and laundry rooms. It is essential for adjusting the vertical height of drain lines to properly align with P-traps when sink height, cabinet depth, or pipe routing requires a longer tailpiece. Commonly employed during remodels or new installations, it ensures proper drainage slope and prevents standing water or slow drainage. Its slip joint design allows for quick, tool-free adjustments and repositioning ? making it ideal for retrofitting older fixtures or accommodating non-standard sink configurations. Professionals and homeowners rely on its durable, leak-resistant construction to deliver reliable performance in high-use areas ? delivering the confidence of a clean, code-compliant, and long-lasting drain connection.