Top 10 Best dust collection hose in 2026

Last Updated - 6/23/2026

🏆Best Choice

POWERTEC

POWERTEC 70136 4" to 2-1/2" Cone Reducer, Dust Collection Fittings for Dust Collection Hose to Hose Connection

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•INCLUDES: 4” to 2 1/2” Dust Collection Hose Reducer
•FUNCTION: A handy double sided adapter that allows you to step down from your larger (4”) dust collection hose to a smaller (2-1/2) shop vacuum hose branch line. The 2-1/2 in. opening also allows you to fit Shop-Vac, Sears and a variety of other wet/dry vacuum cleaners
•PLEASE NOTE: This cone reducer is specifically designed to work exclusively with 4” and 2-1/2” hoses | It is NOT intended to fit or accommodate a 2-1/2” OD or 4” OD dust collection equipment port directly (which would require POWERTEC 70149 or 70148 Flex Cuffs)
•PREMIUM: Made with high quality ABS plastic for long-term durability and to withstand the abrasive nature of workshop dust collection
•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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$8.99

$9.99

-10%

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POWERTEC

POWERTEC 70322 4 Inch to 2-1/2 Inch Reducer and 4 Inch Dust Control Flex Cuff with Stainless Steel Hose Clamps, Dust Collection Fitting for Woodworking Dust Collection Hose and Dust Ports, 1 Set

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•INCLUDES: (1) 4” to 2 1/2” Dust Collection Hose Reducer & (1) Flexible Hose Cuff Coupler with (2) Dust Hose Clamps
•FUNCTION: The kit allows you to connect your 4” OD (outside diameter) port or dust collection line to a 2-1/4” OD shop vac hose connector, port, or adapter. The flex cuff provides a perfectly sealed, airtight connection between your 4” OD port and the 4” OD of the reducer. The 2-1/4” OD shop vac components fit inside the smaller end of the reducer. The OD of the smaller end of the reducer can also be used to connect to a 2-1/2” ID (Inside diameter) flexible hose.
•PREMIUM BUILD: Reducer made with high quality ABS plastic for long-term durability and to withstand the abrasive nature of workshop dust collection. Flex cuffs are made with a durable rubber construction to withstand long-term wear and tear, and possess a flexible design that seamlessly conforms to slight diameter differences in fittings.
•REDUCER's 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.
•FLEX CUFF's DIMENSIONS: 4” nominal OD end measures 4-9/16” OD, 4” ID and 2-9/16" Length

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$12.99

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POWERTEC

POWERTEC 70140 2-1/2” to 1-1/4” Hose Reducer – Conversion Unit for Dust Collection Accessories, Black

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•INCLUDES: (1) Dust Collection Hose Reducer
•FUNCTION: Provides you with a 2-1/2” OD dust port to utilize with your 2-1/2” ID dust collector hose or accessories – connecting them (stepping down) to a 1-1/4” ID dust collection accessories without the loss of airflow or efficiency
•FEATURES: A universal non-threaded, tapered design to accommodate a wide variety of wet dry vac attachments
•BUILD: This adapter possesses an all-black ABS plastic construction, and was designed for durability – able to withstand the wear and tear often associated with professional workshop use and woodworking dust extraction
•SPECIFICATIONS: 2-1/2” nominal end measures 2-15/32” OD and 2-1/4” ( measures 2-9/32” ) ID | 1-1/4” nominal end measures 1-3/16” OD and 1” ( measures 1-1/32” ) ID

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$7.29

$8.99

-19%

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POWERTEC

POWERTEC 70170 5” to 4” Reducer Dust Collection Fitting, ABS Plastic (Black)

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•INCLUDES: 5 inch OD to 4 inch OD Reducer (black)
•FUNCTION: Allows seamless dust collector connections from 5” main line to 4” branch line and/or machines with 5” ID ports (or hoses) to 4” ID standard hoses
•APPLICATIONS: Ideal for optimizing the performance of your dust collection system and is compatible with an assortment of hoses, ducts, planers, jointers and other tools like the Super Dust Deputy
•BUILD: Featuring a non-threaded, all-black ABS plastic construction, this reducer fitting was designed for durability and made to withstand the wear and tear often associated with woodworking dust extraction
•SPECIFICATIONS: 4" OD tapered end to facilitate safe and secure connection with the dust collection hose; and 5" OD end with 4-57/64" outer diameter for quick and easy installation of 5"ID machine port

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$9.89

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Fulton

Fulton 4 Inch To 2-1/2 Inch Reducer, Shop Vacuum & Dust Collector Accessories, Hose to Hose Dust Collector Adapter Fitting For Port Connections on Larger Machinery

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•FUNCTIONALITY - Connect your 4 inch dust collection hose to a 2 1/2 inch vacuum effortlessly. This essential dust hose adapter acts as a 4 to 2.5 dust collection reducer for any workshop.
•VERSATILITY - Optimize your woodworking setup without a massive system. This essential dust collector accessory is a versatile dust collection adapter, ideal for home workshops.
•BUILT TO LAST - Crafted from high-quality ABS plastic, this durable reducer ensures reliable long-term performance, making it a dependable dust collector fitting for your shop.
•SHOP VACUUM READY - Integrate easily with most wet/dry vacuums (please be sure to measure your hose and machine ports). Pair with a 4 inch coupler for direct machine connections.
•THE PERFECT FIT - For woodworkers and DIY, this 4 in hose connector provides a snug fit for your 2-1/2 dust collector fittings or hose, streamlining your setup.

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$8.43

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POWERTEC

POWERTEC 70146 Eccentric Reducer, 4-Inch to 2-1/4-Inch, Dust Collection Hose Attachment - Black

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•INCLUDES: (1) 4" To 2-1/4" Eccentric Reducer
•FUNCTION: Use as dust collector hose attachment to reduce from 4-inch hose to 2-1/4-inch hose - off center opening keeps dust from collecting in the system
•COMPATIBILITY: 4-Inch nominal OD end connects to standard 4-inch ID dust collection hose to reduce
•PREMIUM QUALITY: Made with heavy duty ABS plastic material for long-term durability and made to withstand the abrasive nature of woodworking and workshop dust collection
•DIMENSIONS: 4-Inch o.d end | 2-1/4-Inch o.d end by 2-Inch i.d

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$7.99

$8.89

-10%

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POWERTEC

POWERTEC 70147 4-Inch OD to 2-1/4-Inch OD Hose Reducer Adapter for Dust Collection Systems

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•INCLUDES: 4 inch to 2.25 inch Dust Collection Hose Reducer
•FUNCTION 1: Allows you to step-down from a 4” dust hose to a 2.25 inch ID outlet, generating a significant increase of air flow and velocity while eliminating clogs from your dust collector machine
•FUNCTION 2: The smaller end also fits into most standard 2-1/4 inch ID tool ports – perfect for table saws, bandsaws, sanders, router tables, jointers, planers and portable tools with dust ports. Please note: 2-1/4” OD end will fit the 2-1/4” ID port on most Shop Vacuums.
•BUILD: Featuring a non-threaded, all-black ABS plastic construction, this reducer was designed for durability and made to withstand the wear and tear often associated with woodworking dust extraction
•SPECIFICATIONS: For a perfect fit, the nominal 2-1/4” outer diameter is actually 2.26” and the nominal 4” outer diameter is 3.965”

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$8.49

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HOLEPU

HOLEPU 4 Inch Hose to 2-1/2 Inch Dust Collection Hose Cone Reducer Attachment for Dust Collection on Power Tool and Vacuum, Dust Collection Reducer Fitting with 2 Stainless Steel Hose Clamps

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•【4 Inch To 2-1/2 Inch Hose Cone Reducer Attachment】: This 4 Inch To 2-1/2 Inch Hose Cone Reducer Attachment is an Essential Accessory For Your Dust Collection System. Crafted From High-quality ABS Plastic, It's Designed To Withstand The Constant Friction And Debris Flow Of Woodworking Dust Collectors.
•【Universal Dimensions】: The 4” To 2 1/2” Dust Collection Hose Reducer Features a 4 Inch (3-61/64 Inch OD, 3-41/64 Inch ID) Opening On One End and a 2-1/2 Inch (2-15/32 Inch OD, 2-9/32 Inch ID) Opening On The Other, Allowing You To Connect Your Larger Dust Collection Hose To A Variety Of Wet/dry Vacuum Cleaners, Including Shop-Vac And Sears Models.
•【Secure Fit】: To Ensure a Secure Fit, The Reducer Attachment Comes Equipped With 2 Corrosion-resistant Stainless Steel Hose Clamps That Can Withstand Continuous Use. Packaging Includes: 4” To 2 1/2” Dust Collection Hose Reducer * 1 Pcs, Stainless Steel Hose Clamps * 2 Pcs.
•【Must-Have Accessory】: Whether You're A Professional Woodworker Or A DIY Enthusiast, This Reducer Attachment Will Help You Efficient Dust And Debris Collection, Keeping Your Workspace Clean And Organized.
•【HOLEPU's Mission】: HOLEPU's Mission Is To Provide Professionals And Consumers With Innovative And High-quality Products To Get The Job Done Right. HOLEPU's Products Are Built To The Highest Standards And Incorporate Many Unique Features That Make Work Easier, Faster And Cost-Effective.

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$7.77

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BIG HORN

Big Horn 11450 4 Inch x 2 Inch Reducer For Wood Shop Dust Collection

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Connects your 4-inch dust collection hose to 2-inch dust ports
•Tapered design provides flexible fit and easier installation
•Allows for system customization when downsizing airflow to compact machines or tools
•Durable ABS construction offers lasting reliability
•Simple to install with standard hose clamps (sold separately)
•Helps maintain a cleaner, safer workshop
•Specifications: Fitting Type: Reducer | Outer Diameter: 4" x 2" | Length: 4-5/8" | Material: Black ABS Plastic | Hose Clamp Required: Yes (not included)

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$3.28

$11.69

-72%

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YETTAT

4 Inch to 2-1/2 Inch Hose Cone Reducer Attachment for Dust Hoses and Dust Collection Systems, Dust Collection Reducer Fitting with 2 Stainless Steel Clamps (2 pack)

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•4 Inch to 2-1/2 Inch Hose Cone Reducer Attachment for Dust Hoses and Dust Collection Systems, Dust Collection Reducer Fitting with 2 Stainless Steel Clamps

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$14.99

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