Filter Socks
Superior quality aquarium filter sock Keep your water crystal clear Effective at collecting detritus in the...
From $13.99In stock
Maren Marine · Collection
Filtration
32 products, an honest answer on every card about who it's for. Any two or more start the bundle discount.
MICRON CARBON CARTRIDGE (2PCS.)
Mechanical and chemical filtration (micron sponges and cartridge included - Nano micron only sponge).
$10.19In stock
AIO Filter Sponge
The AIO filter sponge is made from durable, non-toxic material that ensures long-lasting performance. Its porous...
From $6.79In stock
Carbon Media for Saltwater
High-performance filtration for crystal-clear, contaminant-free water. Waterbox Carbon Media is a premium-grade activated carbon designed to...
From $18.99In stock
Phosphate Media for Freshwater
Effectively reduce phosphate and silicate for a cleaner, healthier aquarium. Waterbox Freshwater Phosphate Media is a...
From $12.74In stock
Carbon Media for Freshwater
Maintain clean, clear, and healthy water in freshwater and planted aquariums. Waterbox Freshwater Carbon Media is...
From $10.19In stock
Phosphate Media for Saltwater
Effectively reduce phosphate and silicate for a cleaner, healthier aquarium. Waterbox Phosphate Media is a highly...
From $29.99In stock
Starter Bacteria
The essential first step in establishing a healthy saltwater aquarium. Waterbox Starter Bacteria provides the vital...
$29.99In stock
Shark Skimmer
Shark SKIMMER 150 and Shark SKIMMER 300 are modern internal skimmers with a very compact and...
From $149.99In stock
Ceramic Rings
Enhance biological filtration in freshwater or saltwater aquariums. For systems that need additional biological capacity, Waterbox...
$10.19In stock
Probiotic Bacteria
Maintain long-term stability and water clarity in your marine aquarium. Once your aquarium is cycled and...
$29.99In stock
Freshwater Starter Bacteria
Jumpstart your freshwater aquarium with a stable biological foundation. Waterbox Freshwater Starter Bacteria is a concentrated...
$14.44In stock
Aqua Filtra
The Sicce AQUA FILTRA filter is an excellent choice for ensuring your aquarium water remains clear,...
From $38.24In stock
Red Sea ReefMat 500 Fleece Roller Filter
Representative variant: Red Sea ReefMat 500. A plug-and-play, fully automated smart fleece roller filter that keeps...
$550In stock
Reef Octopus MF1000 Media Reactor
Representative model: Reef Octopus 3.5" MF1000 Advanced Media Reactor. A robustly built recirculating media reactor designed...
$140In stock
Two Little Fishies PhosBan Reactor 150
This entry covers filter floss plus carbon/GFO media reactor gear, using the Two Little Fishies PhosBan...
$28In stock
Reef Octopus Diablo DCS-250 Protein Skimmer
The Reef Octopus Diablo DCS-250 is a controllable DC in-sump protein skimmer offering advanced control and...
$700In stock
Nyos Quantum 120 Protein Skimmer
The NYOS Quantum 120 is an efficient, silent high-performance in-sump skimmer for tanks up to 500...
$675In stock
Bubble Magus Curve 5 Protein Skimmer
The Bubble Magus Curve 5 is a budget-friendly in-sump protein skimmer with a proven wine-glass body...
$190In stock
Kamoer FX-STP3 Calcium Reactor Pump
The Kamoer FX-STP 3 is a next-generation continuous-duty peristaltic pump engineered specifically for calcium reactors, delivering...
$149In stock
IceCap K1 Nano Media Reactor
The IceCap K1 Nano is a compact filtration unit crafted from robust PVC and high-quality acrylic,...
$69In stock
Reef Octopus WC-100 Waste Collector
The Reef Octopus 4" Auto Waste Collector (WC-100) attaches to a protein skimmer's drain to collect...
$307In stock
Reef Octopus MF-1000 Media Reactor
The Reef Octopus MF-1000 Advanced Media Reactor provides efficient chemical filtration for marine and freshwater aquariums...
$129In stock
Reef Octopus CR5000D Calcium Reactor
The Super Reef Octopus CR5000D is a dual-chamber, reverse-flow calcium reactor built for large reef systems,...
$1,259In stock
Reef Octopus Elite 150 INT Protein Skimmer
The Reef Octopus Elite 150-INT Super Cone is an in-sump DC protein skimmer made from high-quality...
$799In stock
Reef Octopus Regal 200 INT Protein Skimmer
The Reef Octopus Regal 200-INT is an in-sump protein skimmer constructed of high-quality cast acrylic that...
$699In stock
Reef Octopus Classic 150 INT Protein Skimmer
The Reef Octopus Classic 150-INT is an in-sump protein skimmer built from high-quality cast acrylic and...
$489In stock
Reef Octopus Classic 110 INT Protein Skimmer
The Reef Octopus Classic 110-INT is an in-sump protein skimmer constructed from high-quality cast acrylic, designed...
$369In stock
Reef Octopus Classic 100 INT Protein Skimmer
The Reef Octopus Classic in-sump (INT) skimmers are built from high-quality cast acrylic and draw water...
$329In stock
Nothing matches that combination.
Not sure what your tank needs?
Tell the Build Studio your volume and what you keep — it sizes every slot, picks matched gear, and the bundle discount climbs as the build grows. Or start from a ready-made kit.
Open the Build Studio