20" x 8" x 5' Trunk Duct

Lukjan 100X-205 Trunk Duct – Heavy-Duty Galvanized Steel for Efficient Air Distribution

The Lukjan 100X-205 Trunk Duct is engineered to deliver reliable airflow in residential and commercial HVAC systems. Constructed from galvanized steel, this rectangular duct section provides the strength and stability required for long service life while maintaining consistent air delivery throughout the system.

Designed to integrate seamlessly into standard HVAC layouts, the 100X-205 measures 20 inches by 8 inches with a 5-foot length, offering versatile application for supply or return air distribution. Its durable finish resists corrosion and ensures performance under demanding installation conditions.

Key Features

• Galvanized Steel Construction: Rigid and corrosion-resistant, designed for extended service life in HVAC systems.
• Optimized Airflow: Rectangular trunk configuration supports balanced air distribution and consistent system performance.
• Standard Dimensions: 20" x 8" x 5' section, sized to fit common HVAC designs with ease.
• Job-Site Ready: Lightweight enough for handling and transport, while maintaining structural integrity.
• Versatile Application: Suitable for both residential and commercial projects, adaptable for supply or return ducts.

Technical Specifications

• Material: Galvanized sheet steel
• Dimensions: 20" width x 8" height x 60" length
• Shape: Rectangular trunk duct
• Finish: Factory-applied corrosion-resistant coating
• Application: Compatible with standard HVAC systems

Installation Notes

Installation should follow SMACNA standards and local code requirements for ductwork. Proper sealing of joints with UL-rated duct sealant or tape is critical to prevent air leakage and maintain efficiency. Trunk duct sections should be securely supported at regular intervals to prevent sagging and vibration.

• Ensure accurate field measurements before cutting or fitting sections.
• Use appropriate hanging straps or duct supports for secure installation.
• Seal all joints and seams to maintain airflow efficiency and meet energy code compliance.

Professional Application

For Contractors: The Lukjan 100X-205 provides reliable ductwork for new construction and retrofit applications. Its strength, standard sizing, and corrosion-resistant finish save time on-site and ensure long-term performance.

For Maintenance Teams: This duct section integrates easily into existing HVAC layouts for system upgrades or repairs, minimizing downtime and simplifying field modifications.

Efficient Air Distribution

The Lukjan 100X-205 Trunk Duct is a proven solution for durable, code-compliant air distribution. Built to withstand the rigors of HVAC installation and service, it provides the structural integrity and airflow performance required for dependable system operation.