---
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: "VT6326"
currency: VUV
in_stock: true
reviews_count: 13
category: "Repa Market"
url: https://www.desertcart.vu/products/175583033-repa-market-4-inch-duct-connector-flange-plastic-round-male
store_origin: VU
region: Vanuatu
---

# Precise 3.9" insertion diameter Pre-drilled holes for easy mounting Durable ABS plastic, -5°C to 60°C 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:** VT6326
**Availability:** ✅ In Stock

## Summary

> 🔗 Connect with confidence — your airflow’s new best friend!

## 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?** VT6326 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/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

- • **Leak-Minimizing Design:** Engineered to reduce air leaks, boosting airflow efficiency and cutting energy waste.
- • **Tool-Ready Installation:** Pre-drilled screw holes let you mount quickly without glue or sealants—DIY or pro-friendly.
- • **Universal Compatibility:** Fits a wide range of circular ventilation ducts—perfect for commercial and home setups.
- • **Precision Fit, Zero Guesswork:** Exact 3.9" flange diameter ensures seamless duct connections every time.
- • **Built to Last, Built to Perform:** Rigid ABS plastic withstands temperature swings from -5°C to 60°C for reliable HVAC operation.

## Overview

This 4" plastic duct connector flange from Repa Market offers precise dimensions and robust ABS construction for durable, leak-resistant HVAC connections. Featuring pre-drilled holes for quick, glue-free installation, it fits standard circular ducts and operates reliably between -5°C and 60°C, making it ideal for both commercial and residential ventilation systems.

## 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

Review: I WOULD BUY IT AGAIN - EXCELLENT ITEM WORKS IN NEGATIVE FIFTY TEMPERATURE
Review: Just what I needed. - Worked perfectly. Nice wide flange made it easy to install.

## Features

- Precise dimensions: Flange insertion diameter: 3.9" inches, Wall plate dimensions: 5.91" x 5.91" inches, Screw hole spacing: 5.31" inches.
- Connectivity: Connect ducting components easily with durable plastic flanges for reliable connections. Easily connected to various types of circular ventilation air ducts.
- Robust Construction: Made from quality/rigid ABS Plastic for long-lasting performance. Allowable Temperature Range from -5°C up to +60°C
- Easy Installation: The elements can be connected without glues and sealants. Product has Pre-drilled holes for a firm and more secure attachment to the wall, ceiling or any other surface. User-friendly design for quick and hassle-free setup and also perfect for DIY and Trade use
- Improved Efficiency: Minimize air leaks and maximize airflow for better comfort and energy savings.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0822VB3F7 |
| Best Sellers Rank | #74,358 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #108 in HVAC Ducting |
| Brand Name | Repa Market |
| Color | White |
| Connector Type | Coupling |
| Customer Reviews | 4.5 4.5 out of 5 stars (874) |
| Exterior Finish | ABS |
| Included Components | Connection flange |
| Item Dimensions | 5.91 x 2.44 x 5.91 inches |
| Manufacturer | Repa Market |
| Material Type | Plastic |
| Number of Pieces | 1 |
| Size | 4 Inch |
| Thread Size | 4 inch |
| Thread Type | NPT |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Repa Market
- **Color:** White
- **Connector Type:** Coupling
- **Exterior Finish:** ABS
- **Item dimensions L x W x H:** 5.91 x 2.44 x 5.91 inches
- **Material:** Plastic
- **Number of Pieces:** 1
- **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)

## 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

## Customer Reviews

### ⭐⭐⭐⭐⭐ I WOULD BUY IT AGAIN
*by A***A on December 23, 2025*

EXCELLENT ITEM WORKS IN NEGATIVE FIFTY TEMPERATURE

### ⭐⭐⭐⭐⭐ Just what I needed.
*by W***B on June 27, 2025*

Worked perfectly. Nice wide flange made it easy to install.

### ⭐⭐⭐⭐ Plastic is a litte thin.
*by S***M on June 17, 2025*

Plastic is a little thin, but it should do the job just right!

## 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)
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- Cook N Home 5/16" ID 7/16" OD Food Grade Tube, 10 Ft

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

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-06*