# Water filter 4Swiss WFF021 Black — countertop/insert model, replacement cartridge compatible with WFF 021

**URL:** https://aio.lv/en/product--4swiss-wff-021-czarny--10549400
**Data updated:** 2026-02-12 21:59 (EET)
**Category:** Water Filters
**Manufacturer:** 4Swiss
**Manufacturer code:** WFF 021 czarny
**EAN:** 5908233649360
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 234.99 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 194.21 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--4swiss-wff-021-czarny--10549400

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

4Swiss WFF021 Black is a water filter unit designed for household use. The black WFF021 model serves as a countertop or insert filter and uses replacement cartridges for maintaining water quality. It is suitable for improving taste and reducing common impurities in tap water, offering easy installation, routine cartridge replacement and practical everyday filtration for drinking and cooking.

## Long description

4Swiss WFF021 Black is a countertop or insert water filter designed for household use. The compact black housing accommodates replacement cartridges that reduce common tap water impurities and improve taste for drinking and cooking. The unit is intended for straightforward placement on kitchen surfaces or integration with compatible fixtures, providing everyday filtration without complex plumbing modifications.
Advantages
The 4Swiss WFF021 Black offers easy cartridge replacement and a compact design that fits most kitchen counters. Its filtration reduces chlorine taste and odor, particulates and other typical contaminants found in municipal water supplies, helping to deliver clearer, better-tasting water. Installation and maintenance are user-friendly, with no special tools required for routine cartridge changes.
Suitable for
 Households seeking improved drinking water taste
 Preparation of beverages and cooking that benefit from reduced chlorine and sediments
 Users who prefer a countertop or insert-style filter without major plumbing work
 Families and individuals replacing cartridges on a regular schedule
Key specifications
 Form factor: countertop or insert-style housing suitable for kitchen placement
 Color: black finish for discreet countertop integration
 Filtration method: cartridge-based filtration system (replaceable cartridges)
 Primary effects: reduction of chlorine taste and odor, removal of suspended particulates
 Maintenance: periodic replacement of filter cartridges; tool-free cartridge exchange
 Use case: drinking and cooking water treatment for typical municipal tap water
How to use
Place the 4Swiss WFF021 Black on a stable kitchen countertop or insert it into a compatible mounting area. Follow the manufacturer's supplied instructions to install the first cartridge, ensure secure sealing, and connect any included fittings. Run water through the filter for a few minutes before initial use to flush the cartridge according to the provided guidance. Replace cartridges at the intervals recommended by the manufacturer or sooner if flow rate or water quality declines.
Usage recommendations
For consistent water quality, use genuine replacement cartridges compatible with the WFF021 model and adhere to the recommended replacement schedule. If water has unusual discoloration, odor, or sediment, inspect plumbing and consider pre-treatment options before the filter. Periodically clean the exterior housing and check seals to prevent leaks.

## FAQ

### How much does the Water filter 4Swiss WFF021 Black cost, and is it available for purchase?

The price is 234.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 63 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 09.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can Water filter 4Swiss WFF021 Black be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 4Swiss 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 4Swiss 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/10549400/65923485_large.webp