--- product_id: 402385224 title: "115115 Size 21 Replacement Filter A Compatible with Winix C535 C909, Winix PlasmaWave 5300, 6300, 5300-2, 6300-2, P300 Plasma wave Air Purifier, True HEPA Filter Only 3 Pack" brand: "skymechy" price: "£43.62" currency: GBP in_stock: true reviews_count: 13 url: https://www.desertcart.co.uk/products/402385224-115115-size-21-replacement-filter-a-compatible-with-winix-c535 store_origin: GB region: United Kingdom --- # 3-pack value bundle Easy tool-free replacement 99.97% particle capture 115115 Size 21 Replacement Filter A Compatible with Winix C535 C909, Winix PlasmaWave 5300, 6300, 5300-2, 6300-2, P300 Plasma wave Air Purifier, True HEPA Filter Only 3 Pack **Brand:** skymechy **Price:** £43.62 **Availability:** ✅ In Stock ## Summary > Breathe Fresh, Live Fresh! 🌱 ## Quick Answers - **What is this?** 115115 Size 21 Replacement Filter A Compatible with Winix C535 C909, Winix PlasmaWave 5300, 6300, 5300-2, 6300-2, P300 Plasma wave Air Purifier, True HEPA Filter Only 3 Pack by skymechy - **How much does it cost?** £43.62 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/402385224-115115-size-21-replacement-filter-a-compatible-with-winix-c535) ## Best For - skymechy enthusiasts ## Why This Product - Trusted skymechy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Breathe Easy:** Experience cleaner air with True HEPA filtration. - • **Customer-Centric Care:** Satisfaction guaranteed with responsive support. - • **Compatibility Champion:** Fits a wide range of Winix models seamlessly. - • **Effortless Maintenance:** No tools needed for a quick filter swap. - • **Long-lasting Performance:** Replace every 6-8 months for optimal air quality. ## Overview The 115115 Size 21 Replacement Filter A is a premium True HEPA filter designed for compatibility with various Winix PlasmaWave air purifiers. It captures 99.97% of airborne particles down to 0.3 microns, ensuring a healthier indoor environment. This 3-pack offers convenience and value, with easy installation and a recommended replacement every 6-8 months. ## Description Applicable Model: Compatible with Winix 115115 for Winix C535 C909 Air Purifiers Filter A. Compatible with Winix PlasmaWave Air Purifier 5300, 5300-2, 6300, 6300-2, P300, C535, AM90. Package Included: 3 Pack xTrue HEPA filters ONLY Suggestion: According to the environment and frequency of use, Recommended Hepa filter replacements once every 6-8 months. Using high-efficient air cleaner filters and replacing the filters regularly will help optimize air cleaning performance. Maintain the health and comfort of you and your family. Replace your True HEPA filter every 6-8 months for optimal performance. Disclaimer: Winix is the registered trademarks of the original manufacturers. Any use of Winix brand name and model designation is made solely for purposes of demonstrating compatibility. ## Features - 【COMPATIBILITY】The Replacement C535 C909 HEPA Filter A Fully Compatible with Winix PlasmaWave Air Purifier 5300, 5300-2, 6300, 6300-2, P300, C535, AM90. Compared to Winix Filter A 115115. - 【TRUE HEPA FILTER】Premium True HEPA 115115 Replacement Filter A captures 99.97% of airborne particles down to 0.3 microns in size, composed of high quality filter, durable, safe, and reliable. - 【EASY TO USE】Easy to replace and disposable, no tools required. Simply remove and replace from your air purifier unit when needed. It is recommended to replace 115115 HEPA filter every 6~8 months for optimal performance. - 【VALUE PACKAGE】Contains 3 Pack C535 True HEPA filters ONLY. The HEPA Filter Size: H: 16.3” x L: 12.5” x W: 1.18”. - 【SATISFACTION SERVICE】 We value customer service and satisfaction. If you have any problems with the filter fitting your air purifier, please contact us through our desertcart home page. ## Images ![115115 Size 21 Replacement Filter A Compatible with Winix C535 C909, Winix PlasmaWave 5300, 6300, 5300-2, 6300-2, P300 Plasma wave Air Purifier, True HEPA Filter Only 3 Pack - Image 1](https://m.media-amazon.com/images/I/71rA55M92iL.jpg) ![115115 Size 21 Replacement Filter A Compatible with Winix C535 C909, Winix PlasmaWave 5300, 6300, 5300-2, 6300-2, P300 Plasma wave Air Purifier, True HEPA Filter Only 3 Pack - Image 2](https://m.media-amazon.com/images/I/7123IAg3MTL.jpg) ![115115 Size 21 Replacement Filter A Compatible with Winix C535 C909, Winix PlasmaWave 5300, 6300, 5300-2, 6300-2, P300 Plasma wave Air Purifier, True HEPA Filter Only 3 Pack - Image 3](https://m.media-amazon.com/images/I/719YvsVEk+L.jpg) ![115115 Size 21 Replacement Filter A Compatible with Winix C535 C909, Winix PlasmaWave 5300, 6300, 5300-2, 6300-2, P300 Plasma wave Air Purifier, True HEPA Filter Only 3 Pack - Image 4](https://m.media-amazon.com/images/I/71d3Eac+09L.jpg) ![115115 Size 21 Replacement Filter A Compatible with Winix C535 C909, Winix PlasmaWave 5300, 6300, 5300-2, 6300-2, P300 Plasma wave Air Purifier, True HEPA Filter Only 3 Pack - Image 5](https://m.media-amazon.com/images/I/61ydjWnXr5L.jpg) ## Available Options This product comes in different **Item Package Quantity** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Happy with this purchase *by K***N on Reviewed in the United States 🇺🇸 on May 14, 2023* Just as promised. Working great and will buy again. ### ⭐⭐⭐⭐⭐ Shipped quickly *by D***S on Reviewed in the United States 🇺🇸 on May 10, 2023* Will buy again ### ⭐⭐⭐⭐⭐ Worth the price *by T***K on Reviewed in the United States 🇺🇸 on March 20, 2023* Awesome, especially with my kids having allergies! --- ## 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.co.uk/products/402385224-115115-size-21-replacement-filter-a-compatible-with-winix-c535](https://www.desertcart.co.uk/products/402385224-115115-size-21-replacement-filter-a-compatible-with-winix-c535) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-14*