14×8 to 12×8 HVAC Duct Reducer Galvanized Steel Trunk Transition

14″ x 8″ to 12″ x 8″ Rectangular HVAC Trunk Duct Reducer

This 14×8 to 12×8 galvanized steel trunk duct reducer is designed to provide a smooth size transition within rectangular HVAC duct systems.

Ideal for reducing trunk line width while maintaining an 8-inch height, this transition fitting ensures efficient airflow management in both residential and commercial forced air systems.

Specifications:

• Inlet Size: 14″ x 8″

• Outlet Size: 12″ x 8″

• Construction: Galvanized Steel

• Type: Rectangular Trunk Reducer

• Model: MFG# 148X128-190

• Brand: Gray North

Ideal Applications:

• Trunk line downsizing

• HVAC system balancing

• New installations

• Retrofit duct modifications

Key Benefits:

✔ Smooth airflow transition

✔ Durable galvanized construction

✔ Compatible with standard rectangular trunk duct

✔ Contractor-grade sheet metal fabrication

✔ Suitable for supply or return air systems

Pairs with:

• 14×8 trunk duct sections

• 12×8 trunk duct sections

• 45° or 90° elbows

• End caps and take-offs

Designed for professional HVAC installers requiring reliable size transitions.

Product details

Part / SKU	148X128-190

Package includes

• 14×8 to 12×8 HVAC Duct Reducer Galvanized Steel Trunk Transition

Included components and any stated pack quantity are as described in this listing. Optional accessories shown separately are sold separately unless expressly included above.