Trunkline Reducer

This ductboard trunkline reducer is built to provide a smooth, efficient transition between different duct sizes while maintaining proper airflow and system performance.

Fabricated in-shop for accuracy and consistency, each reducer is designed to minimize turbulence and static pressure loss—helping your system run more efficiently and install faster in the field.

Key Features

• Precision-built ductboard reducer transition
• Smooth airflow design to reduce turbulence
• High-quality foil-faced ductboard construction
• Clean, square edges for easy installation
• Custom sizes available to match your system requirements

Applications

• Trunkline size transitions
• Supply and return duct systems
• Residential and light commercial HVAC
• Retrofit or new construction projects

The listed price covers ductboard trunkline reducers up to 20” x 30”.

Larger sizes, custom configurations, or high-volume orders will require a custom quote.