Deflect-o Irb43 White Plastic Duct Increaser/reducer, 4 In. To 3 In.

The Deflect-o IRB43 is a white plastic duct increaser/reducer designed to seamlessly connect 4-inch ductwork to 3-inch ductwork. This versatile duct adapter serves as an essential component in heating, cooling, and ventilation systems throughout your home, from bathroom exhaust fans to kitchen and laundry room installations. Whether you're upgrading existing ductwork or installing new ventilation systems, this increaser/reducer provides reliable size conversion to ensure efficient airflow and proper ventilation performance.

This duct connector is ideal for both professional contractors and DIY enthusiasts looking to modify or repair ductwork. By bridging two different duct sizes, it eliminates gaps and mismatches that can reduce airflow efficiency and waste energy. The compact design fits easily into tight spaces, making it a practical choice for installations where room is limited around existing components.

Features and Benefits

• Reliable Size Conversion: Seamlessly transitions from 4-inch to 3-inch ducts, ensuring smooth airflow and proper ventilation efficiency.
• Easy Installation: The straightforward design allows for quick connections between different duct sizes, making it suitable for both professional and DIY projects.
• Compact Footprint: The smaller profile ensures the reducer won't obstruct surrounding components or take up unnecessary space in your ductwork system.
• Tight Seal Capability: Designed to work with duct tape or other sealants, allowing you to create a tight fit that minimizes air leaks and maximizes energy efficiency.

Specifications

• Brand: Deflect-o
• Model: IRB43
• Material: White plastic
• Size: 4 inches to 3 inches (diameter)