14" x 8" 90 Degree Broadway Trunk Elbow, Flat

Lukjan Broadway Flat Trunk Elbow – 14" x 8" Galvanized Steel, 90° Riveted Fitting

The Lukjan Broadway Flat Trunk Elbow is a heavy-duty fitting designed for duct transitions where a 90-degree change of direction is required. Manufactured from galvanized steel and built to ASTM-A653 CS Type B standards, this elbow provides long-term strength, corrosion resistance, and consistent airflow performance.

Its riveted construction ensures secure joints and reduced risk of separation under load, making it suitable for both residential and commercial HVAC installations.

Contractor Advantages

• Galvanized Steel Construction: Fabricated from high-quality galvanized sheet steel for durability and resistance to corrosion.
• Riveted Assembly: Reinforced connections provide strength and prevent leakage at the seams.
• Standardized Dimensions: Sized at 14" x 8" for compatibility with common trunk ductwork.
• Efficient Airflow: Smooth radius and precision forming maintain airflow with minimal pressure drop.
• ASTM Compliance: Meets ASTM-A653 CS Type B requirements for HVAC sheet metal products.

Technical Specifications

• Size: 14" x 8"
• Angle: 90 degrees
• Material: Galvanized steel, ASTM-A653 CS Type B
• Construction: Riveted
• Application: Supply and return trunk duct transitions

Installation Notes

Installation should be completed by an HVAC professional to ensure proper sealing, alignment, and compliance with code requirements. Seal all joints with approved duct sealant or tape to maintain system efficiency. While the elbow is straightforward to handle, precision is important to avoid bypass leakage and airflow imbalance.

Professional Use Guidance

For Contractors: This elbow is designed for long-term service, offering consistent fit and reduced job site adjustments. Its riveted design and robust steel construction minimize callbacks and provide a reliable connection in high-demand environments.

Maintenance: Periodic inspection of connections and seals is recommended to maintain optimal performance and efficiency over the system’s service life.

Summary

The Lukjan Broadway Flat Trunk Elbow delivers durable, code-compliant performance in HVAC duct transitions. With galvanized steel fabrication, riveted construction, and precision forming, it is a dependable choice for professional installations requiring a 90-degree trunk connection.