---
product_id: 333036915
title: "6\" to 5\" Eccentric Reducer/Increaser - Connect Straight & Flex Duct, Fan or Vent - HVAC, Heating & Cooling Applications"
brand: "ecopro vent"
price: "¥4123"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/333036915-6-to-5-eccentric-reducer-increaser-connect-straight-and-flex
store_origin: JP
region: Japan
---

# Precision fit 6.02" to 4.92" Heat resistant 5°F–160°F Universal duct compatibility 6" to 5" Eccentric Reducer/Increaser - Connect Straight & Flex Duct, Fan or Vent - HVAC, Heating & Cooling Applications

**Brand:** ecopro vent
**Price:** ¥4123
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade your airflow game—connect with confidence!

## Quick Answers

- **What is this?** 6" to 5" Eccentric Reducer/Increaser - Connect Straight & Flex Duct, Fan or Vent - HVAC, Heating & Cooling Applications by ecopro vent
- **How much does it cost?** ¥4123 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/333036915-6-to-5-eccentric-reducer-increaser-connect-straight-and-flex)

## Best For

- ecopro vent enthusiasts

## Why This Product

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

## Key Features

- • **DIY-Friendly Assembly:** Press-on design with versatile mounting options—glue, tape, or clamps.
- • **Lightweight & Compact:** At just 1.44 oz, it’s easy to handle and install anywhere.
- • **Durable Heat Resistance:** Withstands temperatures from freezing to 160°F without warping.
- • **Seamless Size Transition:** Effortlessly connect 6" to 5" ducts for flawless airflow.
- • **Versatile HVAC Compatibility:** Ideal for heating, cooling, and ventilation in any space.

## Overview

The ECOPRO VENT 6" to 5" eccentric reducer/increaser is a lightweight, heat-resistant plastic connector designed for quick, secure transitions between straight and flex ducts in HVAC systems. Perfect for heating, cooling, and ventilation applications, it supports temperatures from 5°F to 160°F and offers versatile installation options for professional-grade airflow optimization.

## Description

Sponsored Ad - 6" to 5" Eccentric Reducer/Increaser - Connect Straight & Flex Duct, Fan or Vent - HVAC, Heating & Cooling Applications

## Features

- Ventilation duct increaser/reducer: 6.02" to 4.92" inch
- External reducer dimensions: 6.02" and 4.92" inch
- Quick and easy to assemble - DIY Press on chosen duct - flex or straight - and by using montage glue, tape or steel clamps tighten the connection.
- Perfect for heating, cooling or air conditioning - HVAC, bathroom and kitchen air exhaust.
- Heat-resistant from: 5 °F to 160 °F.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | ECOPRO VENT |
| Material | Plastic |
| Color | White |
| Product Dimensions | 6.02"L x 4.92"W |
| Item Weight | 0.04 Kilograms |
| Outside Diameter | 6.02 Inches |
| Item Length | 6.02 Inches |
| Manufacturer | ECOPRO VENT |
| Item Weight | 1.44 ounces |
| Size | 6" to 5" |
| Batteries Required? | No |

## Product Details

- **Brand:** ECOPRO VENT
- **Material:** Plastic
- **Color:** White
- **Product Dimensions:** 6.02"L x 4.92"W
- **Item Weight:** 0.04 Kilograms
- **Outside Diameter:** 6.02 Inches
- **Item Length:** 6.02 Inches
- **Manufacturer:** ECOPRO VENT

## Images

![6" to 5" Eccentric Reducer/Increaser - Connect Straight & Flex Duct, Fan or Vent - HVAC, Heating & Cooling Applications - Image 1](https://m.media-amazon.com/images/I/41SCMFlKMrL.jpg)

## Available Options

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

## Frequently Bought Together

- 6" to 5" Eccentric Reducer/Increaser - Connect Straight & Flex Duct, Fan or Vent - HVAC, Heating & Cooling Applications
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**Shop now:** [https://www.desertcart.jp/products/333036915-6-to-5-eccentric-reducer-increaser-connect-straight-and-flex](https://www.desertcart.jp/products/333036915-6-to-5-eccentric-reducer-increaser-connect-straight-and-flex)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-28*