---
product_id: 3395119
title: "M-4 Metal Inline Duct Booster Fan for Ventilation, 4 in, 200 CFM"
brand: "tjernlund"
price: "€ 449.40"
currency: EUR
in_stock: true
category: "Tjernlund"
url: https://www.desertcart.sk/products/3395119-m-4-metal-inline-duct-booster-fan-for-ventilation-4
store_origin: SK
region: Slovakia
---

# 120 VAC power efficiency 200 CFM airflow capacity Ultra-quiet operation M-4 Metal Inline Duct Booster Fan for Ventilation, 4 in, 200 CFM

**Brand:** tjernlund
**Price:** € 449.40
**Availability:** ✅ In Stock

## Summary

> 💨 Elevate your airflow game—quiet power that keeps you ahead of the curve!

## Quick Answers

- **What is this?** M-4 Metal Inline Duct Booster Fan for Ventilation, 4 in, 200 CFM by tjernlund
- **How much does it cost?** € 449.40 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/3395119-m-4-metal-inline-duct-booster-fan-for-ventilation-4)

## Best For

- tjernlund enthusiasts

## Why This Product

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

## Key Features

- • **Breathe Easy, Fast:** 200 CFM airflow clears fog and odors in seconds—perfect for spa-like bathrooms.
- • **Power Meets Precision:** 120 VAC and 100 Watts deliver energy-smart ventilation without compromise.
- • **Versatile Ventilation:** Ideal for long duct runs, radon mitigation, and moisture control—engineered for exacting performance.
- • **Plug & Play Convenience:** Includes mounting bracket, vibration foam, and power cord for effortless setup.
- • **Whisper-Quiet Performance:** Engineered for near-silent operation, so your space stays peaceful and fresh.

## Overview

The Tjernlund M-4 Metal Inline Duct Booster Fan is a compact, energy-efficient ventilation solution delivering 200 CFM airflow at 120 VAC and 100 Watts. Designed for quiet operation and easy installation, it’s perfect for bathrooms, spas, and moisture-prone areas requiring reliable air movement and odor control.

## Description

Versatile and durable the M-Series exhaust fans feature high pressure air handling performance with low noise and extremely low power usage. Simply plug the fan cord into the wireless control and plug the control into an outlet. M-series fans are ideal for long runs or air supply and exhaust applications requiring exacting performance. Use them as super quiet bathroom/spa exhausters to eliminate fogged mirrors and lingering odors. They also work great for exhausting high moisture areas such as sub-slab radon gas mitigation. Included with the fan is a strip of vibration isolating foam for a better fit and to minimize any vibration. All models come with standard power cord.

## Features

- 120 VAC
- 100 Watts
- 200 CFM
- 4" Inlet and Outlet
- Includes mounting bracket and cord

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Customer Reviews | 4.4 out of 5 stars 801 Reviews |

## Product Details

- **Brand:** Tjernlund
- **Color:** Grey
- **Electric fan design:** Exhaust Fan
- **Power Source:** Corded Electric
- **Style:** Industrial
- **Product Dimensions:** 9"D x 9"W x 9"H
- **Room Type:** Bathroom
- **Special Feature:** Variable Speed
- **Recommended Uses For Product:** Exhausting
- **Noise Level:** 200 dB

## Images

![M-4 Metal Inline Duct Booster Fan for Ventilation, 4 in, 200 CFM - Image 1](https://m.media-amazon.com/images/I/61UOMKKhclL.jpg)

## Available Options

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

## Frequently Bought Together

- Tjernlund M-4 Metal Inline Duct Fan, 200 CFM, 4"
- Tjernlund LT4 Lint Trap for DEDPV Dryer Booster Fans
- Tjernlund SCP Plug-in Fan Speed Control,Brown

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**Shop now:** [https://www.desertcart.sk/products/3395119-m-4-metal-inline-duct-booster-fan-for-ventilation-4](https://www.desertcart.sk/products/3395119-m-4-metal-inline-duct-booster-fan-for-ventilation-4)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-11-14*