---
product_id: 668033619
title: "Blue Pure 311i Max Series AllergenBlock Filter, Genuine Replacement Filter for Allergies, Pollen, Dust, Pet Dander, Fits Blue Pure 311i Max Air Purifier"
brand: "blueair"
price: "€ 194.71"
currency: EUR
in_stock: true
reviews_count: 5
category: "Blueair"
url: https://www.desertcart.pt/products/668033619-blue-pure-311i-max-series-allergenblock-filter-genuine-replacement-filter
store_origin: PT
region: Portugal
---

# 6-month auto-replacement cycle 4-layer advanced filtration 90% allergen neutralization Blue Pure 311i Max Series AllergenBlock Filter, Genuine Replacement Filter for Allergies, Pollen, Dust, Pet Dander, Fits Blue Pure 311i Max Air Purifier

**Brand:** blueair
**Price:** € 194.71
**Availability:** ✅ In Stock

## Summary

> 🛡️ Breathe Boldly: Elevate your air, elevate your life

## Quick Answers

- **What is this?** Blue Pure 311i Max Series AllergenBlock Filter, Genuine Replacement Filter for Allergies, Pollen, Dust, Pet Dander, Fits Blue Pure 311i Max Air Purifier by blueair
- **How much does it cost?** € 194.71 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/668033619-blue-pure-311i-max-series-allergenblock-filter-genuine-replacement-filter)

## Best For

- blueair enthusiasts

## Why This Product

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

## Key Features

- • **Light Odor Defense:** Activated carbon layer reduces common household smells, keeping your space crisp
- • **Effortless Freshness:** Subscribe & save with automated filter replacement every 6 months—never miss a beat
- • **Seamless Compatibility:** Perfectly fits Blue Pure 311i Max & 311i+ Max air purifiers for optimized performance
- • **Ultimate Allergen Shield:** Neutralizes over 90% of pollen, dust & pet dander for sneeze-free zones
- • **Quadruple Filtration Power:** Four-layer design including activated carbon to trap allergens and reduce odors

## Overview

The BLUEAIR Blue Pure 311i Max Series AllergenBlock Filter is a genuine replacement filter engineered to neutralize over 90% of airborne allergens like pollen, dust, and pet dander. Featuring a four-layer filtration system with an activated carbon layer to reduce odors, it fits Blue Pure 311i Max and 311i+ Max air purifiers. Designed for optimal allergen defense, it requires replacement every 6 months, with an optional subscription service for hassle-free maintenance.

## Description

Upgrade your defenses and boost allergen protection. AllergenBlock* defense layer neutralizes over 90% of the allergen properties such as sneeze-inducing dust, pollen and pet dander that can trigger discomfort. Blue Pure 211i Max Series AllergenBlock Blueair filter is designed for optimal performance. Compatible with Blue Pure 211i Max air purifier. *AllergenBlock refers to inanimate allergens pollen, dust and pet dander. Based on ELISA deactivation testing of Pollen (Cry J1), Pet Dander (Fel d1, Can F1), Dust Mite Matter (Der f1) on the filter media in 60 minutes.

Review: BLUEAIR "311i Max" --or-- "311i+ Max" CONFIRM BY YOUR MODEL LABEL BEFORE ORDERING
Review: An upgrade on the original filter, but still struggles with strong VOCs

## Features

- BOOST ALLERGEN PROTECTION: AllergenBlock defense layer neutralizes over 90% of the allergen properties such as sneeze-inducing dust, pollen and pet dander that can trigger discomfort*
- UPGRADE YOUR DEFENSES: Blue Pure 311i Max Series AllergenBlock Blueair filter is designed for optimal performance; Compatible with 311i Max and 311i+Max air purifier*
- SNEEZE-INDUCING ALLERGENS: Four layers of air purifier filtration; AllergenBlock defense layer neutralizes over 90% of pollen, dust and pet dander on the Blueair filter; Carbon layer reduces light household odors*
- AUTOMATED FILTER REPLACEMENT: Subscribe and save up to 10% on auto-delivered filters when replacement is needed; When used 24 hours a day, your Blueair filter should be replaced every 6 months to effectively reduce airborne pollutants and allergens

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08KQKR8LY |
| Air Filter Construction | Pleated |
| Best Sellers Rank | #97,882 in Kitchen ( See Top 100 in Kitchen ) #576 in Air Purifier Filters |
| Brand | BLUEAIR |
| Brand Name | BLUEAIR |
| Common Applications | Residential, Appliances |
| Compatible Devices | Air Purifier |
| Compatible devices | Air Purifier |
| Customer Reviews | 4.5 out of 5 stars 83 Reviews |
| Included Components | Air Purifier Replacement Filter |
| Item Dimensions L x W x Thickness | 45L x 29W x 9.4Th centimeters |
| Item Type Name | Air Purifier Filter |
| Item Weight | 0.76 Kilograms |
| Item weight | 0.76 Kilograms |
| Manufacturer | Blueair |
| Material | Activated Carbon |
| Material Type | Activated Carbon |
| Model Number | 111228 |
| Number of Items | 1 |
| Product Grade | Replacement Filter |
| Product dimensions | 45L x 29W x 9.4Th centimeters |
| UPC | 689122026718 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** BLUEAIR
- **Compatible devices:** Air Purifier
- **Item weight:** 0.76 Kilograms
- **Material:** Activated Carbon
- **Product dimensions:** 45L x 29W x 9.4Th centimeters

## Images

![Blue Pure 311i Max Series AllergenBlock Filter, Genuine Replacement Filter for Allergies, Pollen, Dust, Pet Dander, Fits Blue Pure 311i Max Air Purifier - Image 1](https://m.media-amazon.com/images/I/71MaIdrOfeL.jpg)

## Available Options

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

## Questions & Answers

**Q: How often do I need to change the filters?**
A: Your filter will last up to 9 months thanks to our proprietary RealTrack algorithm that accurately calculates the remaining filter lifetime based on fan speed, usage time and pollution levels.

**Q: What pollutants does the Blue Pure 311i Max filter out?**
A: Our HEPASilent dual filtration technology removes 99.97% of airborne particles, ensuring pollen, cooking odors, smoke, dust, pet dander, mold, chemicals, allergen matter and even tiny particles such as viruses and bacteria, are captured.

## Customer Reviews

### ⭐⭐⭐⭐⭐ BLUEAIR "311i Max" --or-- "311i+ Max" CONFIRM BY YOUR MODEL LABEL BEFORE ORDERING
*by B***. on 11 November 2025*



### ⭐⭐⭐ An upgrade on the original filter, but still struggles with strong VOCs
*by R***B on 6 January 2026*



### ⭐⭐⭐⭐⭐ Exactly as ordered
*by H***4 on 4 January 2026*



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**Shop now:** [https://www.desertcart.pt/products/668033619-blue-pure-311i-max-series-allergenblock-filter-genuine-replacement-filter](https://www.desertcart.pt/products/668033619-blue-pure-311i-max-series-allergenblock-filter-genuine-replacement-filter)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-03-20*