---
product_id: 489477046
title: "Fernco 1056-43W Reducing 4 x 3 Inch Flexible Pipe Coupling Plumbing Plastic PVC ABS, Cast Iron, Lead in White"
brand: "fernco"
price: "A$51"
currency: AUD
in_stock: true
reviews_count: 5
category: "Fernco"
url: https://www.desertcart.com.au/products/489477046-fernco-1056-43w-reducing-4-x-3-inch-flexible-pipe
store_origin: AU
region: Australia
---

# 4-to-3 inch pipe reducer Flexible elastomeric PVC for leak-proof seal 300 stainless steel corrosion-resistant clamps Fernco 1056-43W Reducing 4 x 3 Inch Flexible Pipe Coupling Plumbing Plastic PVC ABS, Cast Iron, Lead in White

**Brand:** fernco
**Price:** A$51
**Availability:** ✅ In Stock

## Summary

> 🔗 Connect Like a Pro — The Flexible Coupling That Means Business

## Quick Answers

- **What is this?** Fernco 1056-43W Reducing 4 x 3 Inch Flexible Pipe Coupling Plumbing Plastic PVC ABS, Cast Iron, Lead in White by fernco
- **How much does it cost?** A$51 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/489477046-fernco-1056-43w-reducing-4-x-3-inch-flexible-pipe)

## Best For

- fernco enthusiasts

## Why This Product

- Trusted fernco brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless Installation:** Slide-on design with clamp tightening—no primer, glue, or mess required.
- • **Code Compliant & Reliable:** Meets ASTM, CSA, UPC standards with rustproof stainless steel clamps for lasting security.
- • **Trusted Industry Standard:** Over 50 years of USA manufacturing excellence and professional plumber approval.
- • **Durability Meets Performance:** Made from tough elastomeric PVC, resistant to chemicals and sewer gases.
- • **Universal Pipe Compatibility:** Seamlessly connects PVC, ABS, cast iron, copper, steel & lead pipes.

## Overview

The Fernco 1056-43W is a premium flexible pipe coupling that reduces 4-inch to 3-inch pipes across multiple materials including PVC, ABS, cast iron, copper, steel, and lead. Engineered with durable elastomeric PVC and corrosion-resistant stainless steel clamps, it ensures a watertight, chemical-resistant seal without the hassle of primers or glues. Proudly made in the USA for over 50 years, this coupling meets key plumbing codes and is the go-to choice for professionals seeking quick, reliable, and mess-free pipe connections.

## Description

Choose what the Pros use and make your next vent, waste or drain pipe project a breeze with the New White Fernco 1056-43W flexible coupling. Reduce from 4-inch to 3-inch plastic (PVC, CPVC, abs, smooth wall HDPE), cast iron, copper, steel or lead pipes together in little-to-no-time. Simply slide the coupling on and torque down the bands for a leak-proof water seal connection. Whether you're adding a new laundry sink, removing rusted out cast iron pipe with PVC or adding a new bathroom, Fernco flexible pipe coupling couplers make plumbing projects a breeze. Before you grab the primer and glue - be sure and look for the right Fernco flexible coupling. The new 1056 series in white provides a uniform look to PVC or can be easy to find with cast iron or abs connections. Proudly Manufactured in the USA for over 50 years; Fernco has earned the reputation as the worldwide leader in flexible plumbing couplings based on their consistent and reliable performance. About Fernco Flexible Couplings have found wide acceptance among sewer and plumbing contractors and municipalities because of their quality and ease of installation. Fernco pipe couplings and adapters are used for all types of in-house and sewer connections: drain, waste, vent piping, house-to-main, repairs, cut- ins, conductor, roof drains and increasers-reducers. Manufacturing thousands of different flexible coupling types, Fernco has the right solution for most applications.

Review: Worked perfect for my application. Fernco couplers are always the best brand to use.
Review: Right product for the job. Easy to use, great value, perfect fit.

## Features

- CONNECT VARIOUS PIPE TYPES: The New Fernco 1056-43W white coupling reducer connects 4-inch to 3-inch Plastic (PVC, ABS, CPVC, Smooth Wall HDPE), Cast Iron, Copper, Steel or Lead Pipe for a watertight joint. For sewer and drain, waste and vent piping.
- FLEXIBLE FIT + NO MESS: Fernco Couplings are easy to install by simply sliding over each pipe and clamped into place. You also won't have to worry about the mess or hassle of primer and glues and their unwanted odors.
- UNMATCHED QUALITY & PERFORMANCE: The dimensional flexibility of Fernco couplings ensure a leak-proof seal against infiltration and exfiltration. Made of tough elastomeric polyvinyl chloride, Fernco flexible couplings are strong, long-lasting and are resistant to chemicals, and sewer gases.
- THE PLUMBER'S CHOICE: Proudly Manufactured in the USA for over 50 years; Fernco has earned the reputation as the worldwide leader in flexible plumbing couplings based on their consistent and reliable performance.
- SPECS & CODES: Conforms to ASTM D 5926, C 1173 CSA B602 and UPC Approved. 300 stainless steel clamps are corrosion-resistant, rustproof and make installing quick and easy with just a screwdriver, nut driver or torque wrench.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B091G4767Y |
| ASIN  | B091G4767Y |
| Batteries Included? | No |
| Batteries Required? | No |
| Color | White |
| Customer Reviews | 4.5 4.5 out of 5 stars (77) |
| Customer reviews | 4.5 4.5 out of 5 stars (77) |
| Date First Available | 12 November 2022 |
| Date First Available  | 12 November 2022 |
| Item Package Quantity | 1 |
| Item Weight | 45.4 g |
| Item model number | 1056-43W |
| Item model number  | 1056-43W |
| Manufacturer | Fernco |
| Manufacturer  | Fernco |
| Material | Polyvinyl Chloride |
| Measurement System | inch |
| Number Of Pieces | 1 |
| Part number | 1056-43W |
| Product Dimensions | 10.95 x 13.13 x 10.24 cm; 45.36 g |
| Product Dimensions  | 10.95 x 13.13 x 10.24 cm; 45.36 g |
| Size | 4 x 3 Inch |

## Product Details

- **Brand:** Fernco
- **Colour:** White
- **Item dimensions L x W x H:** 10.9 x 13.1 x 10.2 centimeters
- **Material:** Polyvinyl Chloride
- **Size:** 4 x 3 Inch

## Images

![Fernco 1056-43W Reducing 4 x 3 Inch Flexible Pipe Coupling Plumbing Plastic PVC ABS, Cast Iron, Lead in White - Image 1](https://m.media-amazon.com/images/I/51LK6YZUdwL.jpg)
![Fernco 1056-43W Reducing 4 x 3 Inch Flexible Pipe Coupling Plumbing Plastic PVC ABS, Cast Iron, Lead in White - Image 2](https://m.media-amazon.com/images/I/71kW0kTHawL.jpg)
![Fernco 1056-43W Reducing 4 x 3 Inch Flexible Pipe Coupling Plumbing Plastic PVC ABS, Cast Iron, Lead in White - Image 3](https://m.media-amazon.com/images/I/71Le-9uY92S.jpg)
![Fernco 1056-43W Reducing 4 x 3 Inch Flexible Pipe Coupling Plumbing Plastic PVC ABS, Cast Iron, Lead in White - Image 4](https://m.media-amazon.com/images/I/71cDsyBa51S.jpg)
![Fernco 1056-43W Reducing 4 x 3 Inch Flexible Pipe Coupling Plumbing Plastic PVC ABS, Cast Iron, Lead in White - Image 5](https://m.media-amazon.com/images/I/71l1KqUfjjS.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by K***7 on 26 June 2025*

Worked perfect for my application. Fernco couplers are always the best brand to use.

### ⭐⭐⭐⭐⭐ Review
*by R***B on 27 April 2024*

Right product for the job. Easy to use, great value, perfect fit.

### ⭐⭐⭐⭐ Review
*by M***. on 27 August 2025*

Good product. I just didn’t need it for my job.

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---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-23*