---
product_id: 175583033
title: "Repa Market 4 Inch Duct Connector Flange – Plastic Round Male Fit Vent Pipe Adapter – Wall Plate HVAC Exhaust & Intake Coupling – Airflow Fitting for Ventilation and Cooling Systems"
brand: "repa market"
price: "R774"
currency: ZAR
in_stock: true
category: "Repa Market"
url: https://www.desertcart.co.za/products/175583033-repa-market-4-inch-duct-connector-flange-plastic-round-male
store_origin: ZA
region: South Africa
---

# Precise 3.9" flange fit Durable ABS plastic -5°C to 60°C Pre-drilled holes for secure mounting Repa Market 4 Inch Duct Connector Flange – Plastic Round Male Fit Vent Pipe Adapter – Wall Plate HVAC Exhaust & Intake Coupling – Airflow Fitting for Ventilation and Cooling Systems

**Brand:** repa market
**Price:** R774
**Availability:** ✅ In Stock

## Summary

> 🔧 Connect with Confidence — The Smart Choice for Streamlined Ventilation

## Quick Answers

- **What is this?** Repa Market 4 Inch Duct Connector Flange – Plastic Round Male Fit Vent Pipe Adapter – Wall Plate HVAC Exhaust & Intake Coupling – Airflow Fitting for Ventilation and Cooling Systems by repa market
- **How much does it cost?** R774 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/175583033-repa-market-4-inch-duct-connector-flange-plastic-round-male)

## Best For

- repa market enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from rigid ABS plastic that withstands temperatures from -5°C to 60°C, ensuring durability in any environment.
- • **Optimize Your Airflow:** Designed to minimize air leaks and maximize ventilation efficiency—boost comfort and cut energy costs.
- • **Effortless Installation:** Pre-drilled screw holes mean quick, secure mounting without glue or sealants—perfect for pros and DIYers alike.
- • **Flawless Fit Every Time:** Engineered with exact 3.9-inch flange diameter for seamless duct connections—no guesswork, no leaks.
- • **Universal Compatibility:** Fits a wide range of 4-inch round ventilation ducts, making it the go-to adapter for HVAC exhaust and intake systems.

## Overview

The Repa Market 4 Inch Duct Connector Flange is a precision-engineered ABS plastic adapter designed for reliable, leak-minimizing connections in HVAC systems. Featuring a 3.9-inch flange diameter, pre-drilled mounting holes, and a robust temperature tolerance from -5°C to 60°C, it ensures quick installation and long-lasting performance for both professional and DIY ventilation projects.

## Description

Repa Market 4 Inch Duct Connector Flange – Plastic Round Male Fit Vent Pipe Adapter – Wall Plate HVAC Exhaust & Intake Coupling – Airflow Fitting for Ventilation and Cooling Systems - desertcart.com

## Features

- SIZE & COMPATIBILITY – NECK DIAMETER: 3.9". FLANGE SIZE: 5.91" x 5.91". SCREW HOLE SPACING: 5.31" x 5.31". TOTAL DEPTH: 2.44", Ensuring universal fit with most HVAC ventilation systems. Designed for standard round ventilation ducts used in bathroom fans, inline extractor fans, hydroponics setups, and general air movement systems.
- MATERIAL & DURABILITY – Made of rigid plastic for reliable performance in HVAC installations. Temperature resistant from -5°C / 23°F up to +60°C / 140°F, engineered for long-lasting indoor and outdoor use.
- FUNCTIONALITY & UNIQUE FEATURES – Provides a stable and airtight duct connection, ensuring smooth airflow between exhaust and intake systems. Helps minimize leaks and maintain efficiency in heating, cooling, and ventilation setups.
- INSTALLATION & USE – Quick DIY installation with pre-drilled screw holes for secure wall or ceiling mounting. Can be assembled without adhesives or sealants, making it easy to connect ducting pipes and ideal for both homeowners and professionals.
- APPLICATION & CUSTOMER BENEFIT – Perfect for HVAC exhaust, kitchen vents, dryer ducts, and air conditioning systems. Improves airflow efficiency, supports reliable ventilation, and ensures consistent performance in residential and commercial projects.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0822VB3F7 |
| Best Sellers Rank | #121,259 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #270 in HVAC Ducting |
| Brand | Repa Market |
| Brand Name | Repa Market |
| Color | White |
| Connector Type | Coupling |
| Customer Reviews | 4.5 out of 5 stars 919 Reviews |
| Exterior Finish | ABS |
| Included Components | Connection flange |
| Item Dimensions | 5.91 x 2.44 x 5.91 inches |
| Item Weight | 70 g |
| Item dimensions L x W x H | 5.91 x 2.44 x 5.91 inches |
| Manufacturer | Repa Market |
| Manufacturer Part Number | VA3412 |
| Material | Plastic |
| Material Type | Plastic |
| Model Number | VA3412 |
| Number of Packs | 1 |
| Number of Pieces | 1 |
| Size | 100 Mm |
| Thread Size | 4 inch |
| Thread Type | NPT |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Repa Market
- **Color:** White
- **Connector Type:** Coupling
- **Exterior Finish:** ABS
- **Item Weight:** 70 g
- **Item dimensions L x W x H:** 5.91 x 2.44 x 5.91 inches
- **Material:** Plastic
- **Size:** 4 Inch
- **Thread Size:** 4 inch
- **Thread Type:** NPT

## Images

![Repa Market 4 Inch Duct Connector Flange – Plastic Round Male Fit Vent Pipe Adapter – Wall Plate HVAC Exhaust & Intake Coupling – Airflow Fitting for Ventilation and Cooling Systems - Image 1](https://m.media-amazon.com/images/I/41FcfTeqvkL.jpg)
![Repa Market 4 Inch Duct Connector Flange – Plastic Round Male Fit Vent Pipe Adapter – Wall Plate HVAC Exhaust & Intake Coupling – Airflow Fitting for Ventilation and Cooling Systems - Image 2](https://m.media-amazon.com/images/I/61tQ51iGkZL.jpg)
![Repa Market 4 Inch Duct Connector Flange – Plastic Round Male Fit Vent Pipe Adapter – Wall Plate HVAC Exhaust & Intake Coupling – Airflow Fitting for Ventilation and Cooling Systems - Image 3](https://m.media-amazon.com/images/I/5145RAnLF7L.jpg)
![Repa Market 4 Inch Duct Connector Flange – Plastic Round Male Fit Vent Pipe Adapter – Wall Plate HVAC Exhaust & Intake Coupling – Airflow Fitting for Ventilation and Cooling Systems - Image 4](https://m.media-amazon.com/images/I/91wf683aQyL.jpg)
![Repa Market 4 Inch Duct Connector Flange – Plastic Round Male Fit Vent Pipe Adapter – Wall Plate HVAC Exhaust & Intake Coupling – Airflow Fitting for Ventilation and Cooling Systems - Image 5](https://m.media-amazon.com/images/I/71Eo5AOfHKL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Do both sides of this have flanges for house connection?**
A: Yes it has the flange on both sides.  Due to the picture I assumed it was only one sided as I needed, and had to cut off the other side for use.

**Q: What are the dimensions? Size of square part & how long is the tube part.**
A: Flange of the 4” connector is 5-7/8” square

**Q: Is the spec diameter for id or od? looking at the 5in flange.**
A: Inside diameter.

**Q: Has anyone seen this style in metal?**
A: Yes at lowes

## Frequently Bought Together

- 4" Inch Duct Connector Flange - Plastic Straight Pipe Flange for Heating Cooling - Inlet Outlet Ventilation System - Ducting Coupling Wall Plate - Assembly Joint (100mm)
- HYDROWE Dryer Vent Hose Flexible 4 Inch 8 Feet PVC Aluminum Foil Ducting Insulated Dryer Vent Hose for HVAC Ventilation with 2 Clamps (4in 8ft)
- Cook N Home 5/16" ID 7/16" OD Food Grade Tube, 10 Ft

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.za/products/175583033-repa-market-4-inch-duct-connector-flange-plastic-round-male](https://www.desertcart.co.za/products/175583033-repa-market-4-inch-duct-connector-flange-plastic-round-male)

---

*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-11-11*