The Lennox 72W56 (part number 102864-01) is a precision-fabricated 2" x 12" coupling designed for use in HVAC exhaust and venting systems. Engineered for strength and durability, this coupling ensures tight, stable connections between vent pipe sections while maintaining alignment and airflow integrity. Its corrosion-resistant galvanized steel construction supports long-term performance in high-temperature and high-moisture environments.Specifications:
- Part Number: 102864-01
- Nominal Size: 2 inches (outer diameter)
- Length: 12 inches
- Material: Galvanized steel
- Wall Thickness: 24-gauge (nominal)
- Operating Temperature: Rated for up to 550°F (continuous)
- Connection Type: Slip-fit / press-fit with crimped or straight ends
- Application: Exhaust venting, duct transitions, or rigid pipe extensions
- Compliance: Meets UL and HVAC safety standards
- Finish: Zinc-coated for corrosion resistance
- System Compatibility: Designed for Lennox gas furnace and ventilation systems; fits standard 2" vent piping