---
product_id: 492970684
title: "Vent Systems 100 mm / 4'' Inch Galvanized Steel Duct Connector - Round Ventilation Duct Extension - Metal Vent Coupler - Metal Hose Coupling - Galvanised Pipe Connector - Inline Air Extraction"
brand: "vent systems"
price: "₩62612"
currency: KRW
in_stock: true
reviews_count: 12
category: "Vent Systems"
url: https://www.desertcart.kr/products/492970684-vent-systems-100-mm-4-inch-galvanized-steel-duct-connector
store_origin: KR
region: South Korea
---

# Fast, leakproof installation Galvanized steel durability 100 mm precision fit Vent Systems 100 mm / 4'' Inch Galvanized Steel Duct Connector - Round Ventilation Duct Extension - Metal Vent Coupler - Metal Hose Coupling - Galvanised Pipe Connector - Inline Air Extraction

**Brand:** vent systems
**Price:** ₩62612
**Availability:** ✅ In Stock

## Summary

> ⚙️ Connect with confidence — the backbone of your airflow system!

## Quick Answers

- **What is this?** Vent Systems 100 mm / 4'' Inch Galvanized Steel Duct Connector - Round Ventilation Duct Extension - Metal Vent Coupler - Metal Hose Coupling - Galvanised Pipe Connector - Inline Air Extraction by vent systems
- **How much does it cost?** ₩62612 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/492970684-vent-systems-100-mm-4-inch-galvanized-steel-duct-connector)

## Best For

- vent systems enthusiasts

## Why This Product

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

## Key Features

- • **Precision 100 mm Fit:** Seamlessly connects standard ducts for a perfect airflow match.
- • **Modular Vent Expansion:** Easily integrates with Vent Systems products for a customizable airflow solution.
- • **Leakproof Seal Guarantee:** Engineered for airtight joints to maximize ventilation efficiency.
- • **Galvanized Steel Strength:** Built tough to resist corrosion and ensure long-lasting performance.
- • **Quick & Secure Installation:** Designed for fast setup with steel clamps to hold pipes firmly in place.

## Overview

The Vent Systems 100 mm Galvanized Steel Duct Connector is a robust, corrosion-resistant round duct extension designed for quick, secure, and leakproof connections between ventilation pipes. Crafted from high-quality galvanized steel, it ensures durability and a snug fit, making it an essential component for efficient inline air extraction and customizable HVAC setups.

## Description

Free delivery and returns on all eligible orders. Shop Vent Systems 100 mm / 4'' Inch Galvanized Steel Duct Connector - Round Ventilation Duct Extension - Metal Vent Coupler - Metal Hose Coupling - Galvanised Pipe Connector - Inline Air Extraction.

Review: Flue pipe join for log burner - Bought to connect two flue sections on my log burner. Sealed and clipped once in place, happy with the quality, fit was snug.
Review: Great - Perfect fit

## Features

- Galvanized duct extension for attaching two pieces of 100 mm / 3.94 Inches duct, featuring a reliable quality, two-hole, 2-way connector with an outside diameter of 99 mm / 3.90 Inches.
- Rigid, sturdy, and well-built, this product is designed for round metal pipes and made of quality galvanized steel, offering high strength, good toughness, and long-lasting durability.
- Designed for fast installation, convenient use, and a firm joint. Pipes must be fixed in place with steel clamps to ensure they are held firmly and securely.
- The dryer duct connector is seamlessly connected to achieve a good leakproof effect.
- Securely fix pipes in place using steel clamps, and easily integrate this product with other Vent Systems products for a customizable and expandable ventilation system.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09SVHD57G |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 94,568 in DIY & Tools ( See Top 100 in DIY & Tools ) 255 in Ducting |
| Colour | Galvanised |
| Customer Reviews | 4.5 4.5 out of 5 stars (599) |
| Date First Available | 26 Feb. 2022 |
| Item Package Quantity | 1 |
| Item Weight | 118 g |
| Item model number | 6baff5fa-db3f-47be-b1a4-5aa7dd411cdc |
| Manufacturer | Vent Systems |
| Material | Galvanized Steel |
| Number of Pieces | 1 |
| Product Dimensions | 10.31 x 10.31 x 9.91 cm; 117.93 g |
| Shape | Round |
| Size | 100 mm / 4" |

## Product Details

- **Brand:** Vent Systems
- **Colour:** Galvanised
- **Connector type:** Coupling
- **Exterior finish:** Galvanized
- **Item dimensions L x W x H:** 10.3 x 10.3 x 9.9 centimetres
- **Item weight:** 118 g
- **Material:** Galvanized Steel
- **Size:** 100 mm / 4"
- **Thread size:** 4 inch
- **Thread type:** UN

## Images

![Vent Systems 100 mm / 4'' Inch Galvanized Steel Duct Connector - Round Ventilation Duct Extension - Metal Vent Coupler - Metal Hose Coupling - Galvanised Pipe Connector - Inline Air Extraction - Image 1](https://m.media-amazon.com/images/I/31Lm5DZaL+L.jpg)
![Vent Systems 100 mm / 4'' Inch Galvanized Steel Duct Connector - Round Ventilation Duct Extension - Metal Vent Coupler - Metal Hose Coupling - Galvanised Pipe Connector - Inline Air Extraction - Image 2](https://m.media-amazon.com/images/I/31xT3xQ4b6L.jpg)
![Vent Systems 100 mm / 4'' Inch Galvanized Steel Duct Connector - Round Ventilation Duct Extension - Metal Vent Coupler - Metal Hose Coupling - Galvanised Pipe Connector - Inline Air Extraction - Image 3](https://m.media-amazon.com/images/I/414mSfk+1HL.jpg)
![Vent Systems 100 mm / 4'' Inch Galvanized Steel Duct Connector - Round Ventilation Duct Extension - Metal Vent Coupler - Metal Hose Coupling - Galvanised Pipe Connector - Inline Air Extraction - Image 4](https://m.media-amazon.com/images/I/41AP+bkj2BL.jpg)
![Vent Systems 100 mm / 4'' Inch Galvanized Steel Duct Connector - Round Ventilation Duct Extension - Metal Vent Coupler - Metal Hose Coupling - Galvanised Pipe Connector - Inline Air Extraction - Image 5](https://m.media-amazon.com/images/I/41Unjot174L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Flue pipe join for log burner
*by C***S on 9 November 2025*

Bought to connect two flue sections on my log burner. Sealed and clipped once in place, happy with the quality, fit was snug.

### ⭐⭐⭐⭐⭐ Great
*by P***L on 22 October 2025*

Perfect fit

### ⭐⭐⭐⭐ Good price
*by M***D on 5 June 2025*

Item at a good price and fitted well.

## Frequently Bought Together

- Vent Systems 4'' Inch Galvanized Steel Duct Connector - Round Ventilation Duct Extension - Metal Vent Coupler - Metal Hose Coupling - Galvanised Pipe Connector
- EesTeck 4" (Diameter) Adjustable 304 Stainless Steel Duct Clamps Hose Clamp Pipe Clamp Air Ducting Clamp worm drive hose clamps (4Pcs, 91mm-114mm)
- AC Infinity Flexible 4-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 25-Feet Long for Heating Cooling Ventilation and Exhaust

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**Shop now:** [https://www.desertcart.kr/products/492970684-vent-systems-100-mm-4-inch-galvanized-steel-duct-connector](https://www.desertcart.kr/products/492970684-vent-systems-100-mm-4-inch-galvanized-steel-duct-connector)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-03-08*