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🔩 Upgrade your plumbing game with the pro’s flexible coupling—connect with confidence!
The Fernco 1056-43W is a professional-grade flexible pipe coupling reducer that connects 4-inch to 3-inch pipes across multiple materials including PVC, ABS, cast iron, copper, steel, and lead. Featuring a no-mess slide-on installation with corrosion-resistant stainless steel clamps, it delivers a durable, leak-proof seal compliant with ASTM, CSA, and UPC standards. Proudly made in the USA with over 50 years of trusted performance, this coupling is the go-to choice for seamless, reliable plumbing connections in vent, waste, and drain systems.
| ASIN | B091G4767Y |
| ASIN | B091G4767Y |
| Brand Name | Fernco |
| Color | White |
| Connector Type | Reducer |
| Customer Reviews | 4.5 4.5 out of 5 stars (78) |
| Customer reviews | 4.5 4.5 out of 5 stars (78) |
| Date First Available | 12 November 2022 |
| Exterior Finish | Abs,Copper,Plastic,Stainless Steel,Steel |
| Item Dimensions | 10.9 x 13.1 x 10.2 centimeters |
| Item Weight | 0.1 Pounds |
| Item model number | 1056-43W |
| Manufacturer | Fernco |
| Manufacturer | Fernco |
| Material Type | Polyvinyl Chloride |
| Model Number | 1056-43W |
| Number of Pieces | 1 |
| Product Dimensions | 10.95 x 13.13 x 10.24 cm; 45.36 g |
| Size | 4 x 3 Inch |
| Thread Size | 3 inch |
| Thread Type | Metric Tapered |
| UPC | 759992765403 |
| Unit Count | 1 Count |
K**7
Worked perfect for my application. Fernco couplers are always the best brand to use.
R**B
Right product for the job. Easy to use, great value, perfect fit.
M**.
Good product. I just didn’t need it for my job.
D**.
Worked great with 4” fan and 3” piping
P**R
Had a major project we were working on with no clue what we were going to need until we got into it. We had checked local hardware stores, including Lowe’s & Home Depot, but couldn’t find what we thought we might need so we ordered many different sizes & styles. These were a perfect fit.
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