Best Tetra Vorfilter 2026

Advertising Disclosure

Last Updated - 03.02.2026

Best Choice

01

Eheim

Eheim 6664 Prefilter

Show more
9.9

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

* With all-round suction cup for smoother tank filtration
* This additional pre-filter traps most coarse dirt particles before the water reaches the external filter
* Pre-filter consists of 2 filter baskets with aquarium filter cartridges
* Avoid premature clogging of your external aquarium filter

23,99 €
Value for Money

02

Tetra

Tetratec Carbon Cf 800-1000 Plus
9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

18,69 €
03

Tetra

Tetra Replacement SAV Foam Prefiltration 600 Plus/800 Plus/1200 More for Aquariums

Show more
9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Prolongs the life of the filter and is easy to clean.
Easy to replace.
Bubblesorb for external influences and filter Tetra Ex 400 – 1200 PLUS.

4,39 €
04

Tetra

Tetra Pre-Filter Cartridge EX1500 Plus

Show more
9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Pre-filter cartridge EX1500 Plus

10,99 €
05

LTWHOME

LTWHOME Bio Foam Filter Pad Fits Tetra 25997 Grid in Tank 20 Internal Filter (Pack of 6)

Show more
9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Suitable for Tetra Whisper 20i & 40i Internal Power Filter, compare to part # 25997.
Safe, washable and reusable.
Provides both mechanical and biological filtration.
Package includes: 6 pieces filter sponges without plastic frame.
Ensure efficient water flow with less clogging for long-lasting filtration.

12,99 €
06

Gobesty

Gobesty Aquarium External Filter Protector, Stainless Steel Filter Aquarium Filter, Guard Mesh Net Filter, Aquarium Protective Cover for Protection Flow Fish Shrimp 16 mm Pack of 2

Show more
9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

[Multipurpose] Ideal for tropical fish farms, koi ponds, sewage systems, cooling towers and other commercial and industrial systems.
[Material] Made of high-quality stainless steel, it is non-toxic, environmentally friendly, robust, durable and has a long service life.
Protect shrimp and fish: The aquarium mesh of the filter cover is small, which can avoid sucking small shrimp and fish.
Prevention of clogging: Prevents large foreign bodies from being sucked into the filter system and blocking.
Easy to clean: If cleaning is required, simply brush the accumulated dirt by hand or with a soft brush (e.g. a toothbrush) from the filter protection.

7,99 €
07

Molain

Molain Pack of 6 Aquarium Filter Sponge, Pre-Filter Sponge, Aquarium Filter, Fish Tank Filter Sponge, Filter Protection, Prevents Accidental Inhalation of Small Fish and Shrimp

Show more
8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

【Single Hole Sponge Filter】 6 sponge filters, size 3.15 inches L x 1.6 inches T; Hole diameter: 0.75 inches. These foams are the perfect replacement for pre-filter sponges. Essential accessory for aquarium filters.
Mechanical filtering: the suction sponge filters can effectively catch dirt, food residues, waste, plants or other impurities in the water. Prevent them from entering the filter to maintain a healthy water environment, and keep the filter clean and easy to clean.
Life saver for fish: The replacement foam cover can be easily attached to the water inlet of the aquarium filter. Effectively prevents shrimp, fish brood or weaker inhabitants from being sucked into the filter.
High density sponge: The pre-filter sponge is made of soft and safe sponge, is highly elastic, fluorine-free, has no pungent smell and is free from five toxins. Due to the fluffy inner structure, normal water flow is not hindered.
Easy to install: simply replace the sponge with a new one. An essential replacement foam for the water inlet cover of a pre-filter. Suitable for fish tanks, swimming pools, turtle tanks, glass containers, etc., ideal for freshwater and saltwater aquariums.

4,89 €
08

Pawfly

Pawfly 6 Pack Pre Filter Sponge Aquarium Filter Anti-Saug Foam Cover Rolls for Small Fish Shrimp Fish Incubator Protection High Density Filter Sponge for Mechanical Filtering

Show more
8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Single Hole Sponge: Size:3.38"L x 1.97"D; Hole Diameter: 0.83"(2.1cm) These sponges are the perfect replacement for pre-filter sponges. An essential accessory for aquarium filters.
MECHANICAL FILTRATION The filter sponges can effectively catch dirt, food residue, waste, plants and other impurities in the water. They prevent these from entering the filter to maintain a healthy water environment.
Life Saver for Fish The anti-suction foam cover can be easily attached to the water inlet of the aquarium filter. It effectively prevents shrimp, fish brood or weaker inhabitants from being sucked into the filter.
HIGH COMPACTION SPONGE The sponges are made of soft and safe foam with high elasticity. Thanks to the fluffy inner structure, they do not block normal water flow. The sponge is vacuum compressed and can be returned to its normal size after 24-48 hours.
EASY TO INSTALL Just replace the sponge with a new one. An essential replacement for the water inlet cover of a pre-filter. Ideal for freshwater and saltwater aquariums.

6,99 €
09

WEAVERBIRD

WEAVERBIRD Pack of 4 Aquarium Filter Sponge Fish Tank Prefilter Sponges Filter Protection Against Accidental Suction of Fish Shrimp Small Animals or Stones (Large)

Show more
8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

The premium quality foam bonds with filters to prevent dirt from entering the filter container, extending the service life of the filter media.
Provides efficient water flow with less clogging for long lasting filtration.
Prevent young fish and shrimp from being sucked into the filter tank.
Easy to use directly into the water inlet. Good for fresh and sea water.
Dimensions: approx. 8.0 cm x 4.0 cm / 3.145 x 1.57 inch cylinder, the inner hole diameter is 2.0 cm / 0.78 inches, please note these foam are pre-filter sponges, so you only have a single hole.

6,99 €
10

LTWHOME

LTWHOME Pre-Filter Sponge Roll Fit for Tetra 19016 Pond FK3 Filtration Fountain Kit (Pack of 6)

Show more
8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

You can watch the water filtration reduce clogging up and as long.
Package Included: filter sponges.
Individually designed and manufactured for Tetra Pond FK3 filtration Fountain Kit.
Change every 3-4 weeks.
'Size: 15 x 10 cm/5.9 "x 3.9" (H * D), 3 cm/1.18 (inner hole diameter).

15,00 €