4 x 3 Reducing Flexible Pipe Coupling, Fernco 1056-43W, DWV PVC/ABS to Cast Iron/Steel/Copper/Lead, Watertight Repair Connector, White, Stainless Clamps
Product details
| Management number | 219075144 | Release Date | 2026/05/03 | List Price | US$7.32 | Model Number | 219075144 | ||
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| Category | |||||||||
Make 4" to 3" DWV pipe transitions fast and reliable. The Fernco 1056-43W reducing flexible coupling connects common plumbing materials—without primer, glue, or mess.Why it worksReduces 4" to 3" for repairs, remodels, and replacementsMulti-material compatibility: PVC/ABS/CPVC/smooth-wall HDPE to cast iron, copper, steel, or leadQuick installation: slide on, tighten clamps, and you’re doneLeak-resistant seal helps handle minor alignment issues and vibrationCommon usesReplacing rusted cast iron with PVCAdding or rerouting drain/waste/vent (DWV) linesLaundry sink / bathroom plumbing updatesSpecsPart: 1056-43WColor: WhiteTemp range: -30°F to 140°FTorque: 60 lb-inStandards: ASTM D5926, ASTM C1173, CSA B602, UPC (per manufacturer listing).
- Multi-Material Compatibility: Reduces 4" to 3" and joins PVC/ABS/CPVC/smooth-wall HDPE to cast iron, copper, steel, or lead for DWV connections and repairs.
- Fast, No-Mess Install: Slide onto pipe ends and tighten clamps—no primer, glue, or odors. Ideal for remodels, replacements, and quick fixes in tight spaces
- Watertight, Leak-Resistant Seal: Flexible PVC body helps absorb vibration and minor misalignment to reduce leaks and infiltration/exfiltration in drain and vent runs.
- Built for DWV Conditions: Rated -30°F to 140°F and 60 lb-in torque (retailer spec) for dependable performance in typical drain/waste/vent environments.
- Codes & Trusted Brand: Conforms to ASTM D5926 / C1173, CSA B602, UPC; corrosion-resistant 300 series stainless clamps. Made by Fernco (50+ years).
| UPC | 759992765403 |
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| Size | 4 x 3 Inch |
| Color | White |
| Brand Name | Fernco |
| Unit Count | 1 Count |
| Item Weight | 0.1 Pounds |
| Thread Size | 3 inch |
| Manufacturer | Fernco |
| Model Number | 1056-43W |
| Material Type | Polyvinyl Chloride |
| Connector Type | Reducer |
| Item Dimensions | 4.31 x 5.17 x 4.03 inches |
| Number of Pieces | 1 |
| Manufacturer Part Number | 1056-43W |
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