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Wide side wall facilitates clamps or X-Treme Tape wrap. Covers most 4" OD ports on fittings and machines. Includes lanyard tab to keep the cap near the fitting when not in use - Constructed of tough abrasion-resistant plastic resins.



Adapter set is only compatible with 1-1/4" threaded crushproof hose is not compatible with included blow molded hose that ships standard with most brands of shop vacuums.
Expanded adapter set includes 3/4" 1" 1-1/4" 1-1/2" Power Tool shroud fittings. Set is antistatic, providing a shock free environment to grounded vacuums and hoses.

Both with older vacuums and newer ones measure your vacuum hose and attachment to check the size. Use these to connect your power tools vacuum port to your hose in your work shop or with your shop vacuums. Note- 2 adapters come already connected together but come apart easily.
Use these as a converter for your attachments to connect to your vacuum hose. Just try one till it fits. Note ***please measure your hose end diameter And Compare With Dimensions In Photo To Confirm Fit ***. These vacuum hose connectors are made out of plastic and have either a tapered fit or a step fit. If you use with an attachment and it keeps falling off secure with a piece of tape, some attachments are heavier than others.

An american original: shop-vac offers the most complete line of vacuum cleaners, & other cleaning tools available for home, bags, kits, industrial, attachments, filters, & commercial applications.2

Our award winning family of brands includes woodriver, highpoint, power tools, routers, planes, videos, wood, kits, America’s leading supplier of saws, Woodcraft and Woodcraft Magazine as well as the greatest selection of woodworking books, and plans.

The generic shop vac and small adapter is hard plastic. These vacuum connectors are made out of flexible plastic and have either a tapered fit or a step fit.
Use these as a converter for your attachments to connect to your vacuum hose. Generic shop vac adapter is 1 1/4 to 2 1/2 inches. One by itself might be all you need. The 3 larger ones have some give in the plastic. We had these designed to fit most standard vacuum hoses up to 1 3/4 inches and then we added a Generic Shop Vac Attachment and another common size adapter. Just try one till it fits. We designed these to fit most vacuum hoses.


Consider these reducers as a patch between your current unit and the ducting you want to run and see how easy it is to match up the two. Perfect for use with either flexible duct or rigid sheet metal duct. If you have any kind of problem regarding our product we will fully co-operate in solving your problem.
This is a very practical duct, from small to large, solid or flexible ducts or ducts to ventilators, all in one, solid duct reducer or increaser which can be used when connecting two different, or vice versa, larger too small. Never be restricted to your air conditioner's ducting requirements again. This duct is crimped on the small end of the duct to fit inside the next ducting section. The connection can be fastened by using montage glue, tape, or steel clips. These reducers are made of 26 gauge galvanized sheet metal up to 12" or 24 gauge galvanized sheet metal from 14" to 24".
1. WOODCRAFT
#ad
Dust Collection Port Cap for 4" O.D. Ports
#adWOODCRAFT #ad - Our award winning family of brands includes WoodRiver, power tools, Woodcraft and Woodcraft Magazine as well as the greatest selection of woodworking books, and plans.Wide side wall facilitates clamps or X-Treme Tape wrap. Covers most 4" OD ports on fittings and machines. Includes lanyard tab to keep the cap near the fitting when not in use - Constructed of tough abrasion-resistant plastic resins.
More information #ad
Woodriver is proudly made by woodcraft, videos, highpoint, planes, kits, america’s leading supplier of saws, sanding, routers, wood stain and paint, hand tools, wood, dust collection and more. Flexible material to fit a range of 4" ports.Brand | WOODCRAFT #ad |
Manufacturer | Woodcraft Supply #ad |
Height | 1.15 Inches |
Length | 3.95 Inches |
Weight | 0.03 Pounds |
Width | 4 Inches |
Part Number | 158282 |
More information #ad
2. BIG HORN
#ad
Big Horn 11508 5-Inch By 4-Inch By 4-Inch Y-Adapter
#adBIG HORN #ad - Reduce your branch offs down to 4-Inchs. Attach branch lines to more than one machine. Improves lateral air flow. For best connection use hose clamp not included. Improves efficiency of your dust system.More information #ad
Brand | BIG HORN #ad |
Manufacturer | Big Horn #ad |
Height | 5.5 Inches |
Length | 11 Inches |
Weight | 0.9 Pounds |
Width | 9.4 Inches |
Part Number | 11508 |
Model | 11508 |
More information #ad
3. BIG HORN
#ad
Big Horn 11433 4-5/8-Inch Flanged 4-Inch Elbow,Black
#adBIG HORN #ad - Minimize air flow restriction. Many uses. For best connection use hose clamp not included. Use to connect 2 4-Inch dust hoses. Helps prevent kinking of hose.More information #ad
Brand | BIG HORN #ad |
Manufacturer | Big Horn #ad |
Height | 4.4 Inches |
Length | 8.5 Inches |
Weight | 0.82 Pounds |
Width | 7 Inches |
Part Number | 11433 |
Model | 11433 |
More information #ad
4. Cen-Tec Systems
#ad
Cen-Tec Systems 95237 Quick Click Expanded Multi-Brand Power Tool Adapter Set for Dust Collection, Black
#adCen-Tec Systems #ad - Comes with quick click system for connecting to the exhaust port on all major brands of hand held and stationary power tools. Compatible with the following cen-tec adapters and hoses 94511, 94434, 94522, 95204, 95193, 95215. Designed to fit most major brands of power tools and work shrouds including Skill Bosch, Porter Cable, Ryobi, Makita, Hitachi, Fein, Dewalt, Festool, Cobalt, and Milwaukee Electric.Adapter set is only compatible with 1-1/4" threaded crushproof hose is not compatible with included blow molded hose that ships standard with most brands of shop vacuums.
More information #ad
The soft tpe of the fitting allows the fitting to form to the shape of the exhaust port off of the selected power tool. A collar with clip ring and bayonet fittings with ¾” 1” 1-1/4” 1-½” soft tpe fitting are designed to accept and hold exhaust ports designed to fit the hose internally or externally as demanded by the power tools design Changing from one end fitting to the other takes a few seconds and offers a smooth 360 degree swivel connection to prevent the hose from kinking or restricting movement of the power tool. Expanded adapter set includes 3/4" 1" 1-1/4" 1-1/2" Power Tool shroud fittings. Set is antistatic, providing a shock free environment to grounded vacuums and hoses.
Brand | Cen-Tec Systems #ad |
Manufacturer | Cen-Tec Systems #ad |
Height | 4 Inches |
Length | 8 Inches |
Width | 6 Inches |
Part Number | 95237 |
Model | 95237 |
More information #ad
5. The Dryer Vent Store
#ad
Vacuum Hose Adapter Kit Vac Reducer Attachment Vacuum Cleaner Hose Adapter Dust Collection Connector Fits 1 1/16 To 1 3/4 in, Use With Central Vac Accessories 4 Pieces
#adThe Dryer Vent Store #ad - Four adapter attachments / cone reducer included. The smallest size they will fit is 1 1/16 inches up to 1 3/4 inches. We tested these on newer model vacuums and was able to come up with a combination that worked for most we could find.Both with older vacuums and newer ones measure your vacuum hose and attachment to check the size. Use these to connect your power tools vacuum port to your hose in your work shop or with your shop vacuums. Note- 2 adapters come already connected together but come apart easily.
More information #ad
One by itself might be all you need. We had these designed to fit most standard vacuum hoses up to 1 3/4 inches. The smallest adapter is made out of hard plastic. Use these to hook up to your vacuum attachments. Use these as a converter for your attachments to connect to your vacuum hose. Just try one till it fits. Note ***please measure your hose end diameter And Compare With Dimensions In Photo To Confirm Fit ***. These vacuum hose connectors are made out of plastic and have either a tapered fit or a step fit. If you use with an attachment and it keeps falling off secure with a piece of tape, some attachments are heavier than others.
Brand | The Dryer Vent Store #ad |
Manufacturer | Mountain Trades #ad |
More information #ad
6. Shop-Vac
#ad
Shop-Vac 90686 2.5-Inch Hose Coupling
#adShop-Vac #ad - Tough & dependable: shop-vac corporation is the recognized world leader in wet/dry vacuum cleaners. Since 1965, filters, we have made innovative, bags, high quality vacuum cleaners, & other accessories.An american original: shop-vac offers the most complete line of vacuum cleaners, & other cleaning tools available for home, bags, kits, industrial, attachments, filters, & commercial applications.2
More information #ad
2-1/2-inch hose coupling extends the reach of any Shop-Vac. Got dirt? shop-vac's full line of products includes cordless, rechargeable wet dry vacuums, attachments & more. Whatever the job, air movers, automotive vacuum systems, Shop-Vac has you covered!. Made from poly pro plastic.Brand | Shop-Vac #ad |
Manufacturer | Shop-Vac #ad |
Height | 6.25 Inches |
Length | 9.5 Inches |
Weight | 0.06 Pounds |
Width | 7.5 Inches |
Part Number | 9068600 |
Model | 906-86-00 |
More information #ad
7. WoodRiver Dust Connection
#ad
Trash Can Cyclone Lid
#adWoodRiver Dust Connection #ad - Features a foam gasket for a superior seal. Woodriver is proudly made by woodcraft, sanding, wood stain and paint, hand tools, dust collection and more.Our award winning family of brands includes woodriver, highpoint, power tools, routers, planes, videos, wood, kits, America’s leading supplier of saws, Woodcraft and Woodcraft Magazine as well as the greatest selection of woodworking books, and plans.
More information #ad
Inlet and outlet ports accept a 4" hose. Cyclone style lid fits on a most 30-gallon metal trash cans. Elbow fitting on inlet side to induce cyclonic air flow - Rugged ABS plastic for durability.Brand | WoodRiver Dust Connection #ad |
Manufacturer | Woodcraft Supply #ad |
Height | 23.1 Inches |
Length | 22.5 Inches |
Weight | 5.29 Pounds |
Width | 6.5 Inches |
Part Number | 143290 |
More information #ad
8. The Dryer Vent Store
#ad
TDVS Universal Vacuum Hose Attachments Kit For Accessories Reducer Designed to Fit More Vacuums Than Any Other Adapters -5 Adapters Fits 1 1/16 to 1 3/4 inches Plus 2 1/2 to 1 1/4 Shop Vac Hose Connec
#adThe Dryer Vent Store #ad - Connect two together to make one adapter or connect all three together to make one adapter. The smallest size they will fit is 1 1/16 inches up to 1 3/4 inches. Small adapter is 35mm to 32mm. A common use for these adapters is connecting your vacuum hose to fit cleaning accessories and attachments.The generic shop vac and small adapter is hard plastic. These vacuum connectors are made out of flexible plastic and have either a tapered fit or a step fit.
More information #ad
Five adapter attachments included. The 4 adapters will fit into each other to make a variety of connectors. Use these to connect your power tools vacuum port to your hose in your work shop or with your shop vacuums. Use these as a converter for your attachments to connect to your vacuum hose. Generic shop vac adapter is 1 1/4 to 2 1/2 inches. One by itself might be all you need. The 3 larger ones have some give in the plastic. We had these designed to fit most standard vacuum hoses up to 1 3/4 inches and then we added a Generic Shop Vac Attachment and another common size adapter. Just try one till it fits. We designed these to fit most vacuum hoses.
Brand | The Dryer Vent Store #ad |
Manufacturer | Mountain Trades #ad |
More information #ad
9. SnapnStrut
#ad
One piece hanger for pipes, conduit, SnapnStrut Qty 10 SnapnStrut HS WHit PP for 4 inch pipe, American Made, cables
#adSnapnStrut #ad - Works great for radon & plumbing piping, overhead cables & wires. American made pipe hanger, copper & pvc pipe hanger & support.More information #ad
Indoor & outdoor Application, pipe expansion. Fits 4 inch sched 40 or 80 pipe, conduit or copper pipe, cables. Surface & wall mounting, wire, one piece hanger for cable, pipe.Brand | SnapnStrut #ad |
Manufacturer | Beloit Plastics LLC #ad |
Height | 6 Inches |
Length | 6 Inches |
Weight | 0.5 Pounds |
Width | 5 Inches |
Part Number | 854961003958 |
Model | 854961003958 |
More information #ad
10. The Sheet Metal Kid
#ad
Galvanized Sheet Metal Ducting Connector for Airflow, & Air Ventilation System Extra Strength and Fittings, Heating, Cooling, 6 Inch to 4 Inch HVAC Duct Reducer & Increaser
#adThe Sheet Metal Kid #ad - You should never feel any hesitation in contacting us. Sheet metal hvac duct reducer for flexible or metal hvac ducts and air vents. Used to connect two air ducts of different diameters to create a seamless ventilation. Our sheet metal reducers and increasers are manufactured from the highest quality of galvanized steel.Consider these reducers as a patch between your current unit and the ducting you want to run and see how easy it is to match up the two. Perfect for use with either flexible duct or rigid sheet metal duct. If you have any kind of problem regarding our product we will fully co-operate in solving your problem.
More information #ad
These galvanized duct reducers can be used with fans, air-cooled hoods, and ventilation systems, ducting, that allowing you to lengthen and extend your ducting. We are willing for the satisfaction of our customers because customer satisfaction is our first priority. This is a very practical duct, from small to large, solid or flexible ducts or ducts to ventilators, all in one, solid duct reducer or increaser which can be used when connecting two different, or vice versa, larger too small. Never be restricted to your air conditioner's ducting requirements again. This duct is crimped on the small end of the duct to fit inside the next ducting section. The connection can be fastened by using montage glue, tape, or steel clips. These reducers are made of 26 gauge galvanized sheet metal up to 12" or 24 gauge galvanized sheet metal from 14" to 24".
Brand | The Sheet Metal Kid #ad |
Manufacturer | The Sheet Metal Kid #ad |
Height | 6 Inches |
Length | 6 Inches |
Weight | 0.5 Pounds |
Width | 6 Inches |
Part Number | 5864 |
Model | CECOMINOD009478 |
More information #ad