---
product_id: 597000572
title: "PuroAir 400 Replacement Filter - HEPA Filters up to 99.9% of Smoke, Pollen, Dust and Common Household Pollutants - HEPA Air Filter Replacement for PuroAir 400 Air Purifier (2 Pack)"
brand: "puroair"
price: "฿14000"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/597000572-puroair-400-replacement-filter-hepa-filters-up-to-99-9
store_origin: TH
region: Thailand
---

# ISO 17025 certified lab tested 3-layer advanced filtration system 99.9% pollutant filtration PuroAir 400 Replacement Filter - HEPA Filters up to 99.9% of Smoke, Pollen, Dust and Common Household Pollutants - HEPA Air Filter Replacement for PuroAir 400 Air Purifier (2 Pack)

**Brand:** puroair
**Price:** ฿14000
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your air, elevate your life — don’t let bad air hold you back!

## Quick Answers

- **What is this?** PuroAir 400 Replacement Filter - HEPA Filters up to 99.9% of Smoke, Pollen, Dust and Common Household Pollutants - HEPA Air Filter Replacement for PuroAir 400 Air Purifier (2 Pack) by puroair
- **How much does it cost?** ฿14000 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/597000572-puroair-400-replacement-filter-hepa-filters-up-to-99-9)

## Best For

- puroair enthusiasts

## Why This Product

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

## Key Features

- • **Hassle-Free Freshness:** Easy to install, ultra-quiet, and trusted by 300,000+ families with a 100-day clean air guarantee.
- • **Science-Backed Clean Air:** Lab-tested in ISO 17025 certified labs to ensure top-tier pollutant removal.
- • **Triple-Action Filtration:** Pre-filter, HEPA, and activated carbon layers capture particles 700x smaller than a human hair.
- • **Breathe Pure, Live Better:** Filters 99.9% of smoke, pollen, dust & VOCs for a healthier home environment.
- • **Allergy & Sleep Gamechanger:** Clinically shown to reduce allergens and improve sleep quality for busy professionals.

## Overview

The PuroAir 400 Replacement Filter is a scientifically validated HEPA filter designed to remove up to 99.9% of common household pollutants including smoke, pollen, dust, and VOCs. Featuring a robust 3-layer filtration system tested in ISO 17025 certified labs, it captures particles 700 times smaller than a human hair. Easy to install and whisper-quiet, this filter supports allergy relief and better sleep, trusted by over 300,000 families with a 100-day clean air guarantee.

## Description

PuroAir 400 Replacement Filter - HEPA Filters up to 99.9% of Smoke, Pollen, Dust and Common Household Pollutants - HEPA Air Filter Replacement for PuroAir 400 Air Purifier (2 Pack)

## Features

- GENUINE PUROAIR HEPA FILTER: PuroAir HEPA air filters are proven to filter the pollutants lurking in your home’s air.* Breathe clean, crisp air and kiss your allergies goodbye! (Based on independent testing in an ISO 17025 certified lab, 2024)
- POWERFUL AIR FILTER: PuroAir air purifier replacement filters feature a 3-layer system—a pre-filter, HEPA filter, and activated carbon—that filter up to 99% of pollutants, including dust, pollen, smoke, pet dander, allergens, and VOCs.* PuroAir HEPA filter replacements can filter particles down to 700X smaller than the size of a human hair. (Filtration data is based on filter performance standards and independent testing on inanimate particles in an ISO 17025 laboratory. Results may vary, 2024)
- BACKED BY SCIENCE: Lab tested to filter the most common household pollutants with ease. Better filtration means improved allergy symptoms and improved sleep quality.* (Based on SleepScore independent lab testing. Filtration data is based on filter performance standards and independent testing on inanimate particles in an ISO 17025 laboratory. Results may vary, 2024)
- 100 DAY CLEAN AIR GUARANTEE: We stand by our products and their performance, which is why 300,000+ families trust PuroAir to keep their air clean. Have a problem? Our team is here to make it right! Proudly based in the USA.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand Name | PuroAir |
| Model Info | 400 Filter |
| Item Weight | 1.67 pounds |
| Product Dimensions | 17.8 x 13.3 x 2.7 inches |
| Country of Origin | China |
| Item model number | 400 Filter |
| Part Number | 400 Filter |
| Special Features | Easy to Install, Quiet |
| Color | White |
| Material Type | Polypropylene, Fiberglass, Polyurethane |
| Included Components | 2 PuroAir 400 Replacement HEPA Air Filters |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** PuroAir
- **Material:** Polypropylene, Fiberglass, Polyurethane
- **Product Dimensions:** 16.85"L x 2.56"W x 12.6"Th
- **Item Weight:** 0.76 Kilograms
- **UPC:** 860009797543
- **Air Filter Construction:** Pleated
- **Number of Items:** 2
- **Manufacturer:** PuroAir
- **Product Grade:** Professional Grade Filtration
- **Unit Count:** 2.0 Count

## Images

![PuroAir 400 Replacement Filter - HEPA Filters up to 99.9% of Smoke, Pollen, Dust and Common Household Pollutants - HEPA Air Filter Replacement for PuroAir 400 Air Purifier (2 Pack) - Image 1](https://m.media-amazon.com/images/I/61PHM2jfOsL.jpg)

## Available Options

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

## Frequently Bought Together

- PuroAir 400 Replacement Filter - HEPA Filters up to 99.9% of Smoke, Pollen, Dust and Common Household Pollutants - HEPA Air Filter Replacement for PuroAir 400 Air Purifier
- PuroAir 400 HEPA Air Purifiers for Home Large Rooms - Covers 2,000 Sq Ft - Filters Up To 99.9% of Pollutants, Smoke, Pollen, Dust, and VOCs - Quiet HEPA Air Filter - Air Purifiers for Bedroom
- PuroAir 240 Replacement Filter - HEPA Filters up to 99.9% of Smoke, Pollen, Dust and Common Household Pollutants - HEPA Air Filter Replacement for PuroAir 240 Air Purifier

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**Shop now:** [https://www.desertcart.co.th/products/597000572-puroair-400-replacement-filter-hepa-filters-up-to-99-9](https://www.desertcart.co.th/products/597000572-puroair-400-replacement-filter-hepa-filters-up-to-99-9)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-02-20*