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POWERTEC 70136 4 Inch 2 Inch Reducer Review

5

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Average

Revainrating 4 out of 5  
Rating 
3.8
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Description of POWERTEC 70136 4 Inch 2 Inch Reducer

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.

Reviews

Global ratings 5
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Type of review

Revainrating 3 out of 5

Ideal adapter for Dusting Rousseau 5000

This adapter was the recommended accessory for Dusting Rousseau 5000. I know some reviewers have complained that it doesn't fit, which seems to be true. Some people have used a flexible rubber connector and some people have used duct tape to attach it to the Rousseau anther. Upset that it didn't fit right out of the box as it was the recommended accessory but all I had to do. Bought a piece of 4 inch ABS tubing and it attached perfectly to the Rousseau dust box and my Ridgid vacuum with no…

Pros
  • One year trial
Cons
  • Problems

Revainrating 5 out of 5

Works as described for 4 " and 2.5 " hoses

Works as described. However, the dimensions shown are HOSE dimensions. This allows you to connect a 4" hose (e.g. from the dust collector) to a 2.5" hose (e.g. to the miter saw or router table). As others have noted, the outlet on your saw or the inlet on your dust collector is the same size as the larger side of the cone, so you can't connect it directly to your machine. I admit I made a similar mistake and had to return several items. However, this was my fault. I have used this item several…

Pros
  • Absolute Legend
Cons
  • Great Price

Revainrating 1 out of 5

NOT happy with these

I bought 4 of these. One for each of my 4 port woodworking machines. Now I know I should have read the description a little better. I bought them because they were cheaper than Rockler. However, they don't connect properly to any of the 4 port machines I have or the 4 port hoses I use on my dust collector. I decided to dig deeper today as I originally repurchased on November 19th. Well I found they work if I also buy Powertec 70149, Dust Control Flex Cuff. I check the price of these cuffs and…

Pros
  • Excellent design
Cons
  • Crumpled packaging

Revainrating 5 out of 5

For attaching male taper hose fittings - no bare hoses or connectors

This product is perfect for connecting my 4" dust collection hose to the smaller hoses on my three old Shop Vac models - 'Aqua-Vac' , Original, and 12 Gal Heavy Duty Wet/Dry. My 4" hose is Powertec 70160 with Powertec 70193 quick disconnects with screw ends clamped on each end. The ends of the 70193 fit snugly into the 4" airway connector and 4" fittings on tools such as the Powertec 70150 rectangular dust cap. To use smaller nozzles, the larger end of the 70136 adapter connects to the 70193…

Pros
  • New
Cons
  • Slightly torn

Revainrating 5 out of 5

Perfect gearbox with a small lock

I bought a new Laguna 14 Twelve bandsaw and had to hook up my shop vacuum to collect dust. I bought this PowerTec gearbox because I knew it would be a perfect match for my workshop vacuum cleaner. And I knew in advance that it would be the same diameter as my 4" dust outlet on my Laguna, so I knew it wouldn't just slide over my dust outlet. But I saw a video where other people cut off a small piece of 4 inch PVC pipe (Appendix 40) to use as a coupler. I did the same and it worked great…

Pros
  • Very good value for money
Cons
  • Unbelievable price