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4 Inch To 2-1/2 Inch Dust Collection Reducer Adapter
4 Inch To 2-1/2 Inch Dust Collection Reducer Adapter
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4 Inch To 2-1/2 Inch Dust Collection Reducer Adapter
Easily connect your larger woodworking machinery to a standard shop vacuum with this durable 4" to 2-1/2" dust collection reducer. Designed for woodworkers and DIY enthusiasts, this tapered adapter provides a secure, friction-fit connection without the need for additional cuffs or clamps.
Made from high-quality, impact-resistant PETG plastic, this reducer is built to withstand the abrasive nature of sawdust and wood chips, ensuring long-term durability and reliable performance. The universal design makes it compatible with most standard 4-inch dust collection ports and 2-1/2-inch hoses. It's the perfect solution for maximizing the efficiency of your dust collection system and keeping your workshop clean and free of airborne particles.
Key Features
- Universal Compatibility: Connects most 4-inch nominal OD ports to 2-1/2-inch ID dust collection hoses.
- Durable Construction: Made from premium PETG plastic for long-lasting use in a woodworking environment.
- Tapered Design: Provides a secure friction fit for a quick and easy connection.
- Versatile Use: Ideal for use with table saws, planers, jointers, and other woodworking tools with 4-inch dust ports.
- Optimizes Airflow: Helps maintain strong suction by providing a smooth transition between hose sizes.
Specifications
- Material: PETG Plastic
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Dimensions:
- Nominal 4" End: 3-61/64" OD and 3-43/64" ID
- Nominal 2-1/2" End: 2-31/64" OD and 2-5/16" ID
- Color: Black

The 4” to 2-1/2” Cone Reducer
This adapter was designed to provide you with a simple solution to coupling your 4-inch ID dust hoses with 2-1/2 ID dust hoses. Specifically, it allows you to step down from a larger main line to a smaller branch line without compromising air velocity or the effectiveness of your dust collection system.
DIMENSIONS:
- 4” nominal OD end measures 3-61/64” OD and 3-41/64” ID
- 2-1/2” nominal OD end measures 2-15/32” OD and 2-9/32” ID

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