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๐ Connect with Confidence โ Upgrade Your Dust Collection Game!
The POWERTEC 70145 4-Inch to 3-Inch Reducer is a robust dust collection adapter designed to seamlessly connect 4-inch outer diameter hoses to 3-inch inner diameter ducts. Made from heavy-duty ABS plastic, it ensures long-lasting durability against abrasive workshop dust and clamp pressure. Its tapered port enhances airflow velocity near machines, optimizing dust extraction efficiency. Lightweight and compact, this reducer is a must-have for professional-grade dust collection setups.






































| Asin | B00M3IT378 |
| Best Sellers Rank | #333,569 in Garden & Outdoors (See Top 100 in Garden & Outdoors) #2,738 in Hose Parts & Connectors |
| Brand Name | POWERTEC |
| Colour | 4" to 3" Reducer |
| Connector Type | Reducer |
| Customer Reviews | 4.5 4.5 out of 5 stars (887) 4.5 out of 5 stars |
| Exterior Finish | ABS |
| Global Trade Identification Number | 00736815005960 |
| Included Components | 4-Inch to 3-Inch Reducer |
| Item Dimensions | 10.5 x 10.5 x 8.7 Centimeters |
| Item Type Name | POWERTEC 70145 4-Inch to 3-Inch Reducer |
| Item Weight | 95 g |
| Manufacturer | Southern Technology LLC |
| Manufacturer Part Number | 70145 |
| Material Type | ABS plastic |
| Model Number | 70145 |
| Number Of Packs | 1 |
| Number Of Pieces | 1 |
| Size | 1 Count (Pack of 1) |
| Thread Size | 3 inches |
| Thread Type | Metric Tapered |
| Unit Count | 1.0 Count |
| Upc | 736815005960 |
User
Works well.
As described; works well.
User
Good deal
Works and fits. Priced fair
User
Great accessory for the Diesel Heaters
Got a diesel heater with 3" output and balking at the price of 3" vent extensions? 4" is the universal cheap clothes dryer output and vent extensions of any length are available dirt cheap in that size. So what do you do. You get one of those guys for couple of bucks and free yourself to use that ubiquitous ducting.Sure, it would be nice if they used 4" off the hop, but when the design was stolen all those years ago, it must have used a 3" output, so the chinese clones use a 3" output today. This won't flow more air, nor will it restrict, but it will open up a myriad of cheaper options for routing heat. Does that job perfectly and I will get one for each heater.
User
reducer
perfect size as seen
User
Diesel connector thingy
Worked perfect
Trustpilot
1 month ago
3 days ago