2" x 8" Trunk Duct Adapter

Lukjan Duct Trunk Reducer – Durable Solution for Efficient Airflow Control

The Lukjan Duct Trunk Reducer is engineered to provide a precise transition between trunk duct sizes, maintaining balanced airflow across the system. Manufactured from galvanized steel, this fitting is built to resist corrosion and withstand demanding HVAC applications, making it a dependable choice for contractors working in residential and light commercial environments.

Performance and Reliability

Properly designed transitions are critical for minimizing pressure drop and maintaining consistent air delivery. This reducer delivers both durability and efficiency, helping ensure that systems meet airflow specifications while holding up to the rigors of job site conditions.

• Efficient Airflow Transition – Provides a smooth reduction to maintain static pressure and system balance.
• Galvanized Steel Construction – 28-gauge steel resists rust and damage for long service life.
• Standard Connections – Compatible with S and drive cleats for quick installation (cleats not included).
• Time-Saving Design – Formed edges and proper sizing reduce installation adjustments in the field.
• Code-Compliant – Meets industry standards for duct fittings and connections.

Technical Specifications

• Material: Galvanized steel
• Gauge: 28
• Nominal Size: 2" x 8"
• Connection: S and drive cleat (cleats sold separately)

Installation Notes

Installation should be performed with standard sheet metal tools and sealed with approved duct sealant or tape to minimize leakage. While the reducer is straightforward to install, accuracy in squaring and fastening is important to maintain proper airflow and avoid inefficiencies. Professional installation is recommended to ensure compliance with local mechanical codes.

Contractor Application

On professional projects, the Lukjan Duct Trunk Reducer delivers the rugged performance needed for reliable transitions between duct sizes. Its construction and dimensional accuracy reduce callbacks and installation time, making it a practical solution for both new construction and retrofit work.

For efficient, long-lasting system performance, the Lukjan Duct Trunk Reducer is a proven component that supports airflow balance and durability across HVAC installations.