8" x 7" Duct Board Tab Collar

Reliable Airflow Transition – Lukjan Round Ductboard Takeoff

The Lukjan Round Ductboard Takeoff is built for dependable integration into ductboard systems, ensuring efficient airflow transfer from trunk to branch ducts. Manufactured to precise specifications, it provides secure connections and consistent performance in both residential and light commercial HVAC applications.

Constructed from galvanized 28-gauge steel with a G-30 coating per ASTM-A653 CS Type B, this takeoff offers long-term durability and resistance to corrosion. Its uniform sizing and fabrication quality simplify installation and help maintain system integrity.

Contractor Advantages

This takeoff is designed with professional installation in mind. Its machine-formed construction ensures consistent fit, reducing installation errors and labor time. The rigid material and corrosion-resistant coating make it a reliable component for projects requiring long service life and efficient air distribution.

Key Features

• Durable Construction: 28-gauge galvanized steel provides strength and resistance to wear.
• Consistent Sizing: Precision manufacturing supports uniform installation and secure fit.
• Optimized Airflow: Designed to maintain balanced distribution in ductboard systems.
• Standard Compatibility: Integrates with common HVAC ductboard layouts.

Technical Specifications

• Material: Galvanized 28 ga steel
• Diameter: 8 inches
• Length: 7 inches
• Coating: G-30 lock forming quality, ASTM-A653 CS Type B

Installation Notes

Installation should be performed by qualified HVAC professionals. Proper preparation of the ductboard, secure placement of the takeoff, and careful sealing are required to prevent leakage and maintain airflow performance. Compliance with local codes and specifications should be observed.

Professional Use Case

The Lukjan Round Ductboard Takeoff is a proven solution for contractors who need consistent, durable components in ductboard installations. With its corrosion-resistant finish and precision sizing, it ensures reliable airflow transitions while supporting efficient system operation and reduced installation time.