---
product_id: 50592143
title: "GAF Master Flow - 6 in. to 5 in. Round Reducer - R6X5-30-Gauge Galvanized Steel, Durable HVAC Duct Transition Fitting, Hemmed Collar Edges"
brand: "master flow"
price: "€ 48.24"
currency: EUR
in_stock: true
category: "Master Flow"
url: https://www.desertcart.gr/products/50592143-gaf-master-flow-6-in-to-5-in-round-reducer
store_origin: GR
region: Greece
---

# 6" to 5" transition Easy installation Durable metal construction GAF Master Flow - 6 in. to 5 in. Round Reducer - R6X5-30-Gauge Galvanized Steel, Durable HVAC Duct Transition Fitting, Hemmed Collar Edges

**Brand:** master flow
**Price:** € 48.24
**Availability:** ✅ In Stock

## Summary

> 🔄 Transform Your Ducting Game!

## Quick Answers

- **What is this?** GAF Master Flow - 6 in. to 5 in. Round Reducer - R6X5-30-Gauge Galvanized Steel, Durable HVAC Duct Transition Fitting, Hemmed Collar Edges by master flow
- **How much does it cost?** € 48.24 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/50592143-gaf-master-flow-6-in-to-5-in-round-reducer)

## Best For

- master flow enthusiasts

## Why This Product

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

## Key Features

- • **Robust Build:** Crafted from high-quality metal for long-lasting performance.
- • **Maximize Efficiency:** Enhance your HVAC system's performance with this essential reducer.
- • **Seamless Transition:** Effortlessly connect different duct sizes for optimal airflow.
- • **User-Friendly Design:** Quick and easy installation means less downtime and more efficiency.
- • **Versatile Application:** Perfect for residential and commercial ducting needs.

## Overview

The Master Flow 6 in. to 5 in. Round Reducer is a high-quality ducting accessory designed to facilitate seamless transitions between different duct sizes, ensuring optimal airflow and efficiency in both residential and commercial settings.

## Description

The Master Flow 6 in. x 5 in. Round Reducer is made of galvanized steel. It features hemmed collar edges for enhanced strength and a secure fit. The reducer is used to transition from a 6 in. pipe to a 5 in. pipe in an HVAC system. It is suitable for most HVAC applications.

## Features

- 30-Gauge, galvanized steel construction for durability
- Hemmed collar edges for an improved fit and increased strength
- Connects 6 in. pipe to 5 in. pipe in duct run
- Seal seams with code-approved mastic, sealant or duct tape (sold separately)
- Always insulate ductwork for greater system efficiency and comfort (insulation not included)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00PGT7YYK |
| Batteries Required? | No |
| Color | Galvanized Steel |
| Date First Available | November 11, 2014 |
| Included Components | 1 × 6" × 5" Round Reducer |
| Item Package Quantity | 1 |
| Item Weight | 10.1 ounces |
| Item model number | R6X5 |
| Manufacturer | GAF Master Flow |
| Part Number | 12R6X5CTBG |
| Product Dimensions | 6 x 6 x 5.75 inches |

## Images

![GAF Master Flow - 6 in. to 5 in. Round Reducer - R6X5-30-Gauge Galvanized Steel, Durable HVAC Duct Transition Fitting, Hemmed Collar Edges - Image 1](https://m.media-amazon.com/images/I/51En64MA12L.jpg)
![GAF Master Flow - 6 in. to 5 in. Round Reducer - R6X5-30-Gauge Galvanized Steel, Durable HVAC Duct Transition Fitting, Hemmed Collar Edges - Image 2](https://m.media-amazon.com/images/I/61uDG1C9kuL.jpg)
![GAF Master Flow - 6 in. to 5 in. Round Reducer - R6X5-30-Gauge Galvanized Steel, Durable HVAC Duct Transition Fitting, Hemmed Collar Edges - Image 3](https://m.media-amazon.com/images/I/61evqCZ9SWL.jpg)
![GAF Master Flow - 6 in. to 5 in. Round Reducer - R6X5-30-Gauge Galvanized Steel, Durable HVAC Duct Transition Fitting, Hemmed Collar Edges - Image 4](https://m.media-amazon.com/images/I/51AfjnAGWFL.jpg)

## Available Options

This product comes in different **Number Of Items** options.

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-04-26*