5" x 4" x 4" 45 Degree Smoke Pipe Duct Wye
17 Available At All US Supply Locations

Lukjan 5" x 4" x 4" 45 Degree Smoke Pipe Duct Wye – Built for Efficient HVAC Airflow
The Lukjan 5" x 4" x 4" 45 Degree Smoke Pipe Duct Wye is engineered to provide smooth directional changes and consistent airflow in residential or commercial HVAC systems. With a precision 45-degree design, this fitting allows contractors to create efficient branch lines while maintaining system balance and minimizing pressure loss.
Why This Component Matters
In ductwork installations, airflow transitions are critical. The Lukjan 45-degree wye helps reduce turbulence, supporting quieter operation and improved efficiency across the system. Its heavy-duty construction ensures reliability in demanding applications, making it a practical solution for professionals who prioritize performance and longevity.
Key Features
- 45-Degree Angle: Promotes smoother transitions and reduces resistance compared to sharper fittings.
- Durable Material: Manufactured from high-quality galvanized steel for long service life and corrosion resistance.
- Accurate Sizing: 5" main with dual 4" branches designed to fit standard duct systems.
- Professional-Grade Fit: Built to integrate seamlessly with existing ductwork layouts.
- Versatile Application: Suitable for new installations, retrofits, or system upgrades in both residential and light commercial systems.
Technical Specifications
- Main Size: 5 inches
- Branch Size: 4 inches x 4 inches
- Angle: 45 degrees
- Material: Galvanized steel
Installation Notes
Although designed for straightforward duct integration, proper installation should follow HVAC best practices and local code requirements. Contractors will appreciate the time savings and consistent fit. For homeowners attempting DIY installation, careful sealing and support are essential to maintain system integrity—professional installation is recommended for best results.
Professional and DIY Considerations
For Contractors: A reliable choice that saves time on-site with precision sizing and rugged material. Its performance reduces callbacks related to airflow issues.
For Skilled DIYers: Straightforward to install with the right tools. Proper alignment and sealing are necessary to ensure efficiency and prevent air leaks.
Performance at a Glance
- Optimized Airflow: Designed to minimize turbulence for more balanced distribution.
- Strength and Reliability: Steel construction holds up under demanding conditions.
- Industry Standard Fit: Compatible with most ductwork systems for easy integration.
- Cost-Effective Upgrade: Enhances system efficiency while keeping installation labor straightforward.
Dependable Airflow Control
Choosing the Lukjan 5" x 4" x 4" 45 Degree Smoke Pipe Duct Wye means installing a component built for precision and durability. Ideal for professional contractors working on residential or commercial HVAC systems, it delivers the reliability and airflow optimization your project requires.
Specifications
| Weight | 0.500000 |
|---|---|
| Length (inches) | 11 |
| Width (inches) | 10 |
| Item Type | HVAC Duct |
| Brand | Lukjan |
| MPN | RX80040504 |
| Sub Type | Flue Wye |
| Height (inches) | 7 |
| Material | Galvanized Steel |
| Item Returns | This item can be returned |
