The Black Swan PCX02-44 Rubber Coupling is a premium-grade, non-shear flexible connector designed to join 4-inch clay and PVC pipes in drain, waste, and vent (DWV) systems. Engineered for durability, chemical resistance, and ease of installation, this coupling is ideal for both residential and commercial plumbing applications.

Product Overview:

• Model Number: 21485 / PCX02-44
• Nominal Size: 4" x 4"
• UPC: 096519000211
• Material: Flexible PVC (Polyvinyl Chloride)
• Clamp Material: 300 Series Stainless Steel (corrosion-resistant and rustproof)
• Pressure Rating: Tested to 4.3 PSI
• Temperature Range: -30°F to 140°F
• Dimensions: Approx. 5.25" x 4.38" with ±5% tolerance
• Weight: ~1.27 lbs

Key Features:

• Leak-Proof & Root-Proof: Provides a secure seal against infiltration and exfiltration, even in underground or high-moisture environments
• Chemical & UV Resistance: Withstands exposure to sewer gases, chemicals, ultraviolet rays, and fungus growth
• Flexible Fit: Accommodates slight misalignments and tight spaces, making it ideal for retrofits and repairs.
• Universal Compatibility: Designed to connect clay to PVC piping systems, but also suitable for other materials like cast iron and plastic.
• Tool-Free Installation: Requires only a screwdriver or torque wrench—no glue, primer, or soldering needed.
• Installation Torque: Recommended 60 in-lbs for optimal sealing

Certifications & Standards:

• ASTM D5926 / C1173 Compliant
• CSA B602 Certified
• UPC Approved
• Meets industry standards for flexible couplings used in gravity flow, non-pressure applications

Applications:

• Drain, Waste, and Vent (DWV) Systems
• Sewer Line Connections
• Underground and Above-Ground Installations
• Pipe Repairs and New Construction
• Commercial and Residential Plumbing Projects