---
product_id: 621563066
title: "PATIKIL 6.5\" (160mm) to 3.5\" (90mm) Duct Reducer Connector, Heating Cooling Ventilation Tube Fire-Resistant Increaser Adapter Pipe Fitting for Vent System"
brand: "patikil"
price: "€ 40.07"
currency: EUR
in_stock: true
url: https://www.desertcart.fr/products/621563066-patikil-6-5-160mm-to-3-5-90mm-duct-reducer
store_origin: FR
region: France
---

# Waterproof & moisture-resistant 160mm to 90mm size reducer Fire-resistant & pressure-proof PATIKIL 6.5" (160mm) to 3.5" (90mm) Duct Reducer Connector, Heating Cooling Ventilation Tube Fire-Resistant Increaser Adapter Pipe Fitting for Vent System

**Brand:** patikil
**Price:** € 40.07
**Availability:** ✅ In Stock

## Summary

> 🔥 Elevate your airflow game with PATIKIL’s fireproof duct reducer!

## Quick Answers

- **What is this?** PATIKIL 6.5" (160mm) to 3.5" (90mm) Duct Reducer Connector, Heating Cooling Ventilation Tube Fire-Resistant Increaser Adapter Pipe Fitting for Vent System by patikil
- **How much does it cost?** € 40.07 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/621563066-patikil-6-5-160mm-to-3-5-90mm-duct-reducer)

## Best For

- patikil enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Durable polypropylene resists fire, moisture, and wear for long-term use
- • **DIY-Ready Design:** Quick-connect reducer fits standard ducts, no hassle installation
- • **Lightweight Yet Tough:** Easy to handle and install without compromising strength
- • **Versatile Application:** Perfect for home, office, kitchen, or industrial ventilation systems
- • **Seamless Ventilation Upgrade:** Connects 6.5" to 3.5" ducts effortlessly for smooth airflow

## Overview

The PATIKIL 6.5" to 3.5" duct reducer connector is a durable, fire-resistant polypropylene adapter designed to seamlessly connect ventilation pipes of different diameters. Lightweight and moisture-resistant, it ensures smooth airflow in HVAC systems across homes, offices, and industrial spaces, supporting temperatures from -10°C to 70°C for reliable, long-lasting performance.

## Description

Full description not available

## Features

- Inner Diameter: 160 x 90 mm / 6.3 x 3.54 inch (Big*Small); Size: 130 x 4 mm / 5.12 x 0.16 inch (H*T)
- Advantage: 1. Make of durable PP material, lightweight, waterproof, moisture resistant and wear-resistant, fire-resistant and pressure resistance, not easy to deform, can be used for a long time; 2. The reducer design can make the ventilation more smooth within two different size of the pipes, allowing you to lengthen and extend your ducting and meeting your various DIY pipe decoration needs.
- Instruction: Easy to install, just connect the two ends of the connector with pipes of appropriate size.
- Application: This duct pipe reducer connector is used to connect the pipes of equipment such as bathroom fans, range hoods and dust collectors to the ventilation duct system, you can connect two air ducts of different diameters to create a seamless ventilation system duct. Suitable in home, offices, kitchen, factory or apartments.
- Note: Please choose the right size according to your needs and note that they can be used in the temperature range of - 10 ℃ to 70 ℃.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Size | 6" to 3.5" |
| Material | Polypropylene |
| Brand | PATIKIL |
| Color | Beige |
| Item dimensions L x W x H | 7.09 x 7.09 x 5.24 inches |
| Connector Type | Reducer |
| Number of Pieces | 1 |
| Manufacturer | PATIKIL |
| Part Number | pta220822tt1136 |
| Item Weight | 8.8 ounces |
| Product Dimensions | 7.09 x 7.09 x 5.24 inches |
| Item model number | pta220822tt1136 |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Size:** 6" to 3.5"
- **Material:** Polypropylene
- **Brand:** PATIKIL
- **Color:** Beige
- **Item dimensions L x W x H:** 7.09 x 7.09 x 5.24 inches
- **Connector Type:** Reducer
- **Number of Pieces:** 1
- **Manufacturer:** PATIKIL

## Images

![PATIKIL 6.5" (160mm) to 3.5" (90mm) Duct Reducer Connector, Heating Cooling Ventilation Tube Fire-Resistant Increaser Adapter Pipe Fitting for Vent System - Image 1](https://m.media-amazon.com/images/I/51cFtk8Je+L.jpg)
![PATIKIL 6.5" (160mm) to 3.5" (90mm) Duct Reducer Connector, Heating Cooling Ventilation Tube Fire-Resistant Increaser Adapter Pipe Fitting for Vent System - Image 2](https://m.media-amazon.com/images/I/51Ng+-rdjNL.jpg)
![PATIKIL 6.5" (160mm) to 3.5" (90mm) Duct Reducer Connector, Heating Cooling Ventilation Tube Fire-Resistant Increaser Adapter Pipe Fitting for Vent System - Image 3](https://m.media-amazon.com/images/I/51+pzzIvHdL.jpg)
![PATIKIL 6.5" (160mm) to 3.5" (90mm) Duct Reducer Connector, Heating Cooling Ventilation Tube Fire-Resistant Increaser Adapter Pipe Fitting for Vent System - Image 4](https://m.media-amazon.com/images/I/51XRgJ-dFEL.jpg)
![PATIKIL 6.5" (160mm) to 3.5" (90mm) Duct Reducer Connector, Heating Cooling Ventilation Tube Fire-Resistant Increaser Adapter Pipe Fitting for Vent System - Image 5](https://m.media-amazon.com/images/I/71viN5E8pOL.jpg)

## Available Options

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

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-01-24*