The Builder’s Best V330 PRO Semi-Rigid Flexible Aluminum Duct with one crimped end and one plain end is a non-insulated Class 0 metal duct designed for safe, efficient, and reliable venting in general air supply, return, and exhaust applications. Built for performance and durability, it offers a strong and flexible solution for dryers, exhaust fans, and HVAC systems.
Constructed from 100 percent aluminum alloy, the V330 PRO is corrugated and spiral-formed with continuous lockseams to ensure strength and maintain shape during installation. This model features a thicker wall than the Builder’s Best V320 duct, providing greater rigidity, dent resistance, and long-term durability in demanding environments. The crimped end allows simple joining to compatible fittings or additional duct sections, while the plain end provides a smooth, secure connection on the opposite side.
Each duct measures 8 feet in length and ships compressed to 24 inches for compact packaging and easier handling. The V330 PRO is rated for positive and negative pressures up to 6 inches water gauge and supports maximum air velocities of 5,000 feet per minute. It operates across a wide temperature range from -100°F to +430°F, offering dependable performance in both cold and high-heat conditions.
Meeting Class 0 requirements, the non-combustible aluminum construction achieves a flame speed of 0 and smoke developed value of 0, ensuring compliance with safety standards for metal ducts. Proudly made in the USA, the Builder’s Best V330 PRO Semi-Rigid Flexible Aluminum Duct provides a durable and code-compliant option for residential, commercial, and industrial ventilation systems.
- Semi-rigid aluminum duct with one end crimped and one plain, designed for reliable airflow in dryers, exhaust fans, and HVAC systems
- 100 percent aluminum alloy with continuous lockseams and a thicker wall than standard V320 models for added strength and rigidity
- 3-inch by 8-foot duct ships compressed to 24 inches for compact packaging and easy storage; expands to full length during installation
- Class 0 non-combustible metal construction withstands heat up to 430 degrees Fahrenheit with zero flame or smoke speed
- Builder’s Best delivers high-quality venting solutions made in the USA, engineered for safety, efficient airflow, and long-lasting durability
- Material: Aluminum
- Color: Silver
- Dimensions (L x W x H): 23.00 x 3.25 x 3.25 inches
- Weight: 0.61 pounds
- Manufacturer warranty: 30-day warranty
Questions? We’ve Got Answers.
Helpful answers about product features, setup, and more
What is the duct, crimped/plain constructed from?
The duct, crimped/plain is constructed from aluminum. This material choice supports everyday use while maintaining the structural integrity needed for the product’s intended applications.
What size is the duct, crimped/plain?
The duct, crimped/plain measures 23.00 x 3.25 x 3.25 inches (length x width x height). Use these measurements to confirm the product fits your intended setup before ordering.
How do I clean and care for the duct, crimped/plain?
Clean with mild soap and water; rinse thoroughly. Aluminum resists rust but can show water spots if left wet. Regular light cleaning extends the lifespan of the duct, crimped/plain and keeps it looking and performing well over time.
Who makes the duct, crimped/plain?
The duct, crimped/plain is made by Builder’s Best. Builder’s Best produces this item as part of its lineup, and product details such as specifications, included accessories, and warranty terms are set by the brand.
How much does the duct, crimped/plain weigh?
The duct, crimped/plain weighs approximately 0.61 pounds. Use this figure when planning transport, handling, or placement of the item.
What should I know about the duct, crimped/plain before buying?
The duct, crimped/plain from Builder’s Best brings together a few practical features worth highlighting:
- aluminum construction
Review the product description and specifications to confirm it matches your specific needs before placing your order.
Reviews
There are no reviews yet.