# Shark Anti Allergen Filter XHFBU3521EUK HEPA replacement filter for compatible vacuum models

**URL:** https://aio.lv/en/product--shark-xhfbu3521euk--11481088
**Data updated:** 2025-12-30 21:26 (EET)
**Category:** Vacuum Cleaner Consumables
**Manufacturer:** Shark
**Manufacturer code:** XHFBU3521EUK
**EAN:** 622356300582
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.99 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 12.39 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--shark-xhfbu3521euk--11481088

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.89 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Shark Anti Allergen Filter XHFBU3521EUK is a HEPA replacement filter designed for compatible Shark vacuum models. It captures fine particles and allergens to help reduce airborne dust, pollen and pet dander. Easy to install, it maintains suction performance and supports cleaner indoor air for allergy sufferers and households with pets.

## Long description

Shark Anti Allergen Filter XHFBU3521EUK is a HEPA replacement filter for compatible cordless vacuum model BU3521EU. It captures fine particles, dust, pollen and pet dander to help reduce airborne allergens and support cleaner indoor air while maintaining suction performance.
Advantages
The Shark anti allergen HEPA filter traps microscopic particles and allergens that standard filters can miss. It is designed for straightforward installation and replacement, preserving the vacuum's suction and filtration efficiency. Compatible with the BU3521EU cordless vacuum, the filter helps reduce airborne dust and pet-related particles.
Suitable for
Households with pets
Allergy sufferers looking to reduce airborne allergens
Regular home cleaning and maintenance of cordless Shark BU3521EU
Key specifications
Manufacturer: Shark
Model / MPN: XHFBU3521EUK
Compatible with: BU3521EU (cordless vacuum)
Type: HEPA replacement filter
EAN: 622356300582
How to use
Turn off and unplug or power down the cordless vacuum before replacing the filter. Remove the dust bin or filter cover according to the vacuum's user manual, take out the old filter and insert the Shark XHFBU3521EUK HEPA filter in the correct orientation. Reassemble the dust bin or cover and ensure all parts are securely latched before using the vacuum again.
Usage recommendations
Replace the filter according to usage and manufacturer guidance—typically every 6–12 months or sooner in homes with heavy pet hair or high allergen load. Check and clean pre-filters or dust bin components regularly to maintain optimal performance.

## FAQ

### How much does the Shark Anti Allergen Filter XHFBU3521EUK cost, and is it available for purchase?

The price is 14.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 01.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Shark products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Shark service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11481088/66524290_large.webp