6" x 8" Trunk Duct Adapter

Lukjan Duct Trunk Reducer – Heavy-Duty Transition for HVAC Systems

The Lukjan Duct Trunk Reducer is designed to provide a reliable transition between different trunk line sizes, helping maintain proper system balance and airflow efficiency. Constructed from 28-gauge galvanized steel, this reducer offers long-lasting durability, corrosion resistance, and a precise fit for professional HVAC installations.

Key Advantages

• Airflow Efficiency – Ensures smooth transitions to maintain consistent system performance.
• 28-Gauge Galvanized Steel – Built for strength, rust resistance, and compliance with industry standards.
• Fabricated Fit – Manufactured to precise tolerances for reduced leakage and easier installation.
• Standard Connection – Compatible with S and drive cleat connections (cleats supplied separately).
• Versatile Use – Suitable for both residential and light commercial ductwork applications.

Technical Specifications

• Material: Galvanized steel
• Gauge: 28
• Dimensions: 6" x 8"
• Connection Type: S and drive cleat

Installation Notes

Installation of the Lukjan Duct Trunk Reducer requires standard sheet metal tools and fastening methods. All joints should be sealed with approved duct sealant or UL-listed tape to prevent air leakage. While straightforward for experienced installers, professional installation is recommended to ensure compliance with mechanical codes and to maximize system efficiency.

Applications for Contractors

Engineered for performance and durability, this reducer is trusted by HVAC professionals for trunk line modifications, retrofits, and new construction. Its heavy-duty construction ensures reliability on the job site and long service life in the field.

Summary

The Lukjan Duct Trunk Reducer delivers a secure, durable, and efficient solution for trunk size transitions. With galvanized steel construction, precision fit, and standard cleat compatibility, it is an essential component for maintaining airflow balance and ensuring professional-grade results.