18" x 8" x 5' Trunk Duct

Lukjan 100X-185 Trunk Duct – Built for Reliable Air Distribution

The Lukjan 100X-185 Trunk Duct is engineered to maintain consistent airflow and efficiency across HVAC systems. Manufactured from high-strength galvanized steel, this duct section provides the structural durability and precision fit needed for both new installations and retrofit projects.

Why Select the 100X-185 Trunk Duct?

Lukjan has a long-standing reputation for producing sheet metal products that meet contractor expectations for durability, precision, and compliance with industry standards. The 100X-185 trunk duct is fabricated to tight tolerances, ensuring proper system integration and long service life under demanding conditions.

Key Advantages

• Heavy-Gauge Steel Construction – Designed for long-term use with resistance to deformation and wear.
• Optimized Airflow – Dimensions and smooth interior surfaces reduce static pressure losses and support balanced system performance.
• Versatile Application – Suitable for commercial and residential ductwork, handling both supply and return air.
• Consistent Sizing – Manufactured to standardized measurements, simplifying field installation and transitions.

Technical Specifications

• Dimensions: 18" x 8" x 5'
• Material: Galvanized sheet metal
• Application: Trunk duct for HVAC air distribution
• Installation: Suitable for both new system layouts and replacement sections

Installation Considerations

While the 100X-185 trunk duct is straightforward to install for experienced contractors, proper sealing and support are essential for maintaining system efficiency. All joints should be sealed with mastic or UL-listed foil tape, and the duct must be adequately hung or strapped in accordance with code. Professional installation is recommended to ensure airflow balance and compliance with local mechanical standards.

Professional Use

For Contractors: The 100X-185 duct provides a dependable option that saves time in the field, with consistent fabrication quality and compatibility across a wide range of systems. Its durability ensures fewer callbacks and reliable system performance.

For Facility Teams: Using a factory-built trunk duct ensures proper air delivery and system longevity, reducing operational inefficiencies caused by poorly fabricated or undersized components.

Summary

The Lukjan 100X-185 Trunk Duct is a contractor-grade component designed for efficient, long-lasting HVAC installations. With precise sizing, robust construction, and reliable performance, it supports optimal air distribution in both residential and commercial environments.