---
product_id: 445089563
title: "Duct Reducer 6 to 4 inch Air Duct Adapter Durable Plastic HAVC Pipe Connector for Inline Ventilation System (150mm to 100mm), White"
brand: "harapu"
price: "€ 30.28"
currency: EUR
in_stock: true
url: https://www.desertcart.hr/products/445089563-duct-reducer-6-to-4-inch-air-duct-adapter-durable
store_origin: HR
region: Croatia
---

# Moisture resistant Seamless connection Easy installation Duct Reducer 6 to 4 inch Air Duct Adapter Durable Plastic HAVC Pipe Connector for Inline Ventilation System (150mm to 100mm), White

**Brand:** harapu
**Price:** € 30.28
**Availability:** ✅ In Stock

## Summary

> 🔧 Connect with Confidence!

## Quick Answers

- **What is this?** Duct Reducer 6 to 4 inch Air Duct Adapter Durable Plastic HAVC Pipe Connector for Inline Ventilation System (150mm to 100mm), White by harapu
- **How much does it cost?** € 30.28 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/445089563-duct-reducer-6-to-4-inch-air-duct-adapter-durable)

## Best For

- harapu enthusiasts

## Why This Product

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

## Key Features

- • **Durable Design:** Crafted from high-quality PP-Plastic, ensuring longevity and corrosion resistance.
- • **Effortless Setup:** Install in minutes with duct tape or clamps—no tools required!
- • **Lightweight & Compact:** Weighing only 4.2 ounces, it’s easy to handle and install.
- • **Multi-Environment Use:** Perfect for homes, offices, and hotels—wherever ventilation is needed.
- • **Versatile Compatibility:** Easily connects 6" to 4" ducts for a streamlined airflow.

## Overview

The Duct Reducer 6 to 4 inch Air Duct Adapter is a durable and versatile solution for creating a seamless ventilation system. Made from moisture-resistant PP-Plastic, it connects different duct sizes effortlessly, making it ideal for various environments including homes, offices, and hotels. Weighing just 4.2 ounces, it’s designed for easy installation with common duct tape or clamps.

## Description

Duct Reducer 6 to 4 inch Air Duct Adapter Durable Plastic HAVC Pipe Connector for Inline Ventilation System (150mm to 100mm), White

## Features

- Useful Tool: Can be used to connect two different size duct to creating a seamless ventilation system pipe.
- Ideal to connect 6 inch (150mm) to 4 inch (100mm) duct system.
- Durable PP-Plastic material resists moisture to remain corrosion-free.
- Perfectly suited for bathroom, kitchens, apartment, home, office, hotel HVAC system.
- Easy installation, using duct tape or duct clamps to connect air duct adapter.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Harapu |
| Item Weight | 4.2 ounces |
| Package Dimensions | 6.3 x 6.1 x 4.02 inches |
| Batteries Required? | No |

## Images

![Duct Reducer 6 to 4 inch Air Duct Adapter Durable Plastic HAVC Pipe Connector for Inline Ventilation System (150mm to 100mm), White - Image 1](https://m.media-amazon.com/images/W/MEDIAX_792452-T1/images/I/51HinlRNLbL.jpg)
![Duct Reducer 6 to 4 inch Air Duct Adapter Durable Plastic HAVC Pipe Connector for Inline Ventilation System (150mm to 100mm), White - Image 2](https://m.media-amazon.com/images/W/MEDIAX_792452-T1/images/I/61cHvFaP9QL.jpg)
![Duct Reducer 6 to 4 inch Air Duct Adapter Durable Plastic HAVC Pipe Connector for Inline Ventilation System (150mm to 100mm), White - Image 3](https://m.media-amazon.com/images/W/MEDIAX_792452-T1/images/I/51MvTVSJs8L.jpg)
![Duct Reducer 6 to 4 inch Air Duct Adapter Durable Plastic HAVC Pipe Connector for Inline Ventilation System (150mm to 100mm), White - Image 4](https://m.media-amazon.com/images/W/MEDIAX_792452-T1/images/I/611EdtpMrpL.jpg)
![Duct Reducer 6 to 4 inch Air Duct Adapter Durable Plastic HAVC Pipe Connector for Inline Ventilation System (150mm to 100mm), White - Image 5](https://m.media-amazon.com/images/W/MEDIAX_792452-T1/images/I/71XeLDk4-UL.jpg)

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**Shop now:** [https://www.desertcart.hr/products/445089563-duct-reducer-6-to-4-inch-air-duct-adapter-durable](https://www.desertcart.hr/products/445089563-duct-reducer-6-to-4-inch-air-duct-adapter-durable)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-02-27*