---
product_id: 182966953
title: "- 4-PACK Humidifier Filters Compatible with Stadler Form Evaporative Humidifiers.Such as O-020,O-021,O-022,O-025,O-026A,O-030,O-031,O-101,O-102,O-103,O-104 - Fre.Filtor"
brand: "fre.filtor"
price: "24694 Ft"
currency: HUF
in_stock: true
reviews_count: 8
url: https://www.desertcart.hu/products/182966953-4-pack-humidifier-filters-compatible-with-stadler-form-evaporative-humidifiers
store_origin: HU
region: Hungary
---

# High water absorption Good air permeability Odor-fighting charcoal - 4-PACK Humidifier Filters Compatible with Stadler Form Evaporative Humidifiers.Such as O-020,O-021,O-022,O-025,O-026A,O-030,O-031,O-101,O-102,O-103,O-104 - Fre.Filtor

**Brand:** fre.filtor
**Price:** 24694 Ft
**Availability:** ✅ In Stock

## Summary

> Breathe Easy, Live Fresh! 🌱

## Quick Answers

- **What is this?** - 4-PACK Humidifier Filters Compatible with Stadler Form Evaporative Humidifiers.Such as O-020,O-021,O-022,O-025,O-026A,O-030,O-031,O-101,O-102,O-103,O-104 - Fre.Filtor by fre.filtor
- **How much does it cost?** 24694 Ft with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/182966953-4-pack-humidifier-filters-compatible-with-stadler-form-evaporative-humidifiers)

## Best For

- fre.filtor enthusiasts

## Why This Product

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

## Key Features

- • **Satisfaction Guaranteed:** Enjoy peace of mind with our no-questions-asked refund policy.
- • **Superior Humidification:** Experience optimal moisture levels for a healthier environment.
- • **Universal Compatibility:** Fits a wide range of Oskar models for hassle-free replacement.
- • **Advanced Material Design:** Crafted to resist yellowing and maintain peak performance.
- • **Mineral Capture Technology:** Eliminates white dust for cleaner air and surfaces.

## Overview

This 4-pack of humidifier filters is designed for Stadler Form Oskar series evaporative humidifiers, ensuring superior humidification performance. Compatible with multiple models, these filters are made from advanced materials that resist yellowing, capture minerals from hard water, and feature activated charcoal to combat odors. With high water absorption efficiency and excellent air permeability, they provide a refreshing atmosphere while guaranteeing customer satisfaction.

## Description

Full description not available

## Features

- The Form evaporative filter repalcement for Oskar series evaporative humidifiers. Valid for Oskar Little, Oskar and Oskar big. Delivers superior humidification performance and help to provide fresh air.Such as O-020,O-021,O-022,O-025,O-026A,O-030,O-031,O-050,O-101,O-102,O-103 and O-104 models humidifier.
- Compatible to Part: # O-030 & # O-050.
- Package Included: 4×Humidifier Filters.
- Made from advanced materials, the item is not susceptible to yellowing. We value product quality. As long as you are not satisfied with the quality.Don't worry, we will refund you at any time.
- It has high water absorption efficiency and good air permeability, which can quickly moisten the air.It captures minerals from hard water to stop white dust and features an outer layer of activated charcoal to fight odor.

## Product Details

- **Brand:** Fre.Filtor
- **Special Feature:** Unwashable
- **Color:** White
- **Floor Area:** 30 Square Inches
- **Operation Mode:** Evaporative

## Images

![- 4-PACK Humidifier Filters Compatible with Stadler Form Evaporative Humidifiers.Such as O-020,O-021,O-022,O-025,O-026A,O-030,O-031,O-101,O-102,O-103,O-104 - Fre.Filtor - Image 1](https://m.media-amazon.com/images/I/51FtrAo176L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Nice
*by A***M on August 3, 2024*

Not much to say here. Does what they need to do.

### ⭐⭐⭐⭐⭐ Perfect replacement for OEM filters
*by T***L on June 8, 2020*

These filters are actually a better quality than Stadler Form filters I had purchased previously.I bought the 4 pack and got them for what 2 Stadler Form filters cost me.I will definitely buy all my filters from Fre Filter in the future

### ⭐⭐⭐⭐⭐ Perfect!
*by J***K on January 19, 2022*

Perfect fit for Oskar humidifier

## Frequently Bought Together

- 4-PACK Humidifier Filters Compatible with Stadler Form Oskar Little, Oskar and Oskar big Evaporative Humidifiers.Such as O-020,O-021,O-022,O-025,O-026A,O-030,O-031,O-101,O-102,O-103,O-104 - Fre.Filtor
- Stadler Form WATER CUBE, White
- Stadler Form humidifier Oskar, Energy-Saving Humidifier for Rooms up to 540 Square Feet, Evaporator with Automatic Switch-Off, Dimmable LEDs, Very Quiet, White, medium

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.hu/products/182966953-4-pack-humidifier-filters-compatible-with-stadler-form-evaporative-humidifiers](https://www.desertcart.hu/products/182966953-4-pack-humidifier-filters-compatible-with-stadler-form-evaporative-humidifiers)

---

*Product available on Desertcart Hungary*
*Store origin: HU*
*Last updated: 2026-02-24*