# Activated carbon filter Tetra CF 800/1000 plus for aquarium internal filters, 1 piece

**URL:** https://aio.lv/en/product--tetra-tetra-activated-carbon-cf-8001--12084301
**Data updated:** 2026-03-13 08:55 (EET)
**Category:** Aquarium Supplies
**Manufacturer:** Tetra
**Manufacturer code:** Tetra Activated Carbon CF 800/1
**EAN:** 4004218134669
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 21.49 €
**Prices and availability valid until:** 2026-08-10 23:59
**Price without VAT (21%):** 17.76 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tetra-tetra-activated-carbon-cf-8001--12084301

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.07.2026 | free |
| Pickup points | 03.08.2026 | 1.89 EUR |
| Courier delivery to door | 03.08.2026 | 4.99 EUR |

## Summary description

Tetra CF 800/1000 plus is an activated carbon filter cartridge designed for use in compatible aquarium internal filtration units. Supplied as one piece per pack, the filter removes dissolved organic compounds, odors and discoloration from aquarium water to improve clarity and water quality. Suitable for routine cartridge replacement and maintenance of freshwater and tropical aquaria using Tetra CF 800/1000 series filters.

## Long description

Tetra CF 800/1000 plus activated carbon filter cartridge is designed for use in compatible Tetra internal aquarium filters. Supplied as a single cartridge, it captures dissolved organic compounds, residues of medications and other undesirable chemicals that cause discoloration and odors in aquarium water. The cartridge is intended for routine replacement to help maintain clear water and support stable aquarium conditions in freshwater and tropical setups.
Advantages
The activated carbon media reduces unpleasant odors and removes dissolved organics that cause water discoloration without altering pH or other water values. Its form factor fits directly into Tetra CF 800/1000 series internal filter housings, providing a straightforward maintenance solution. Using a dedicated carbon cartridge helps preserve visual clarity and assists in restoring water quality after treatments or contamination events.
Suitable for
Routine cartridge replacement in compatible internal aquarium filters
Removing medication residues after treatment cycles
Improving water clarity and reducing odors in freshwater aquaria
Temporary treatment following accidental contamination or organics buildup
Key specifications
Type: Activated carbon cartridge suitable for internal filters
Quantity: Single cartridge per pack
Function: Adsorption of dissolved organic compounds, odors and discoloration
Effect on water chemistry: pH-neutral, does not affect water values when used as directed
Compatibility: Designed to fit Tetra CF 800/1000 series internal filter housings
Recommended use: Routine replacement as part of regular filter maintenance
How to use
Turn off and unplug the internal filter unit before performing maintenance. Remove the used cartridge from the filter housing and dispose of it according to local waste regulations. Insert the new Tetra CF 800/1000 plus activated carbon cartridge into the filter housing following the manufacturer’s alignment instructions, reassemble the filter, and restore power. Allow the filter to run and the water to circulate; adsorption performance typically becomes noticeable within hours to days depending on contamination levels.
Usage recommendations
Replace the activated carbon cartridge regularly according to aquarium load and manufacturer guidance; after medicating the aquarium, replace the cartridge to avoid prolonged adsorption of therapeutic substances. Do not use carbon simultaneously with ongoing medication if medication efficacy must be maintained. Monitor water clarity and odor; replace sooner if performance declines.

## Specifications

| Feature | Value |
|---|---|
| Product type | Activated carbon filter |
| Neutral pH | Yes |
| Quantity per pack | 1 pc(s) |
| Suitable for freshwater aquarium | Yes |
| Suitable for marine aquarium | Yes |

## FAQ

### How much does the Activated carbon filter Tetra CF 800/1000 plus cost, and is it available for purchase?

The price is 21.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 30 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 29.07.2026 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 Tetra 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 Tetra 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/12084301/67573601_large.webp