New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌿 Sustainable Seafood ⚡ Omega-3 Rankings 🔬 Mercury Safety 🏆 World Records 🎣 Fishing Licenses

API Docs

Get API Key →

Product Reference

Aquarium Equipment Library

Every piece of aquarium gear explained - filters, lighting, heaters, skimmers, CO2 systems, dosing pumps, UV sterilisers and more. What it does, when you need it, what to buy.

⚙️ 30 items 📦 13 categories

Circulation 3 items

The pump that lifts water from the sump back to the display tank - the heart of any sump-based filtr...

Mid Both Essential

A diaphragm or piston pump that pushes air through tubing to airstones, sponge filters, or venturi d...

Wavemaker / Powerhead

A propeller-based flow generator that produces turbulent, variable water movement - critical for ree...

Heating 1 item

Aquarium Heater

A submersible heater with thermostat that maintains tank temperature - essential for tropical specie...

Budget Both Essential

Lighting 2 items

LED Aquarium Light

Modern full-spectrum LED lighting - now the dominant aquarium light source, offering programmability...

Mid Both Essential

An electronic timer that automates lighting, CO2, and other equipment cycles - creating consistent p...

Skimming 1 item

Protein Skimmer

A saltwater-specific filter that removes dissolved organics before they break down into nitrate - fu...

Premium Saltwater Essential

Structural 3 items

Aquarium Substrate

The bottom material of an aquarium - gravel, sand, aquasoil, crushed coral, or bare bottom - each wi...

Budget Both Essential

A precisely formulated dry blend mimicking natural seawater chemistry - the foundation of every salt...

Mid Saltwater Essential

Water Conditioner

A chemical additive that neutralises chlorine, chloramine, and heavy metals in tap water - protectin...

Budget Both Essential

Testing 4 items

A precision instrument that measures salinity via light refraction - the reef-industry standard, mor...

Mid Saltwater Essential

RODI Water Filter

A multi-stage reverse osmosis and deionization filter that produces zero-TDS pure water - essential...

Mid Both Essential

Water Test Kits

Chemistry test kits for essential water parameters - the diagnostic instruments of every serious aqu...

Budget Both Essential

Aquarium Controller

A centralised electronic brain (Apex, GHL, ReefKeeper) that monitors and controls temperature, pH, s...

Co2 1 item

CO2 Injection System

Pressurized CO2 injection for planted aquariums - the single biggest factor separating a healthy pla...

Premium Freshwater

Cooling 1 item

Aquarium Chiller

A refrigeration unit that removes heat from aquarium water - essential for coldwater species, reef t...

Dosing 3 items

Calcium Reactor

A reactor chamber that dissolves calcium carbonate media (aragonite, coral rubble) with CO2-lowered...

Premium Saltwater

A programmable pump that automatically dispenses supplements (calcium, alkalinity, magnesium, trace...

Premium Saltwater

Kalkwasser Reactor

A stirred chamber dissolving calcium hydroxide into RODI water - the classic method of supplementing...

Premium Saltwater

Feeding 1 item

Automatic Feeder

A programmable dispenser that delivers precise food portions at set times - essential for travel and...

Filtration 5 items

Canister Filter

An external sealed filter unit that pulls tank water through multiple media stages - the gold standa...

Filter Media (Consumables)

The mechanical, biological, and chemical media that go inside filters - the heart of what actually c...

Hang-On-Back (HOB) Filter

A simple external filter that hangs on the tank rim - affordable, effective, and easy to maintain fo...

Budget Freshwater

An air-driven sponge filter - the classic quiet, gentle, and inexpensive filter ideal for shrimp, fr...

Budget Freshwater

A secondary tank below the display that houses protein skimmer, refugium, heaters, and dosing - the...

Premium Saltwater

Maintenance 3 items

Auto Top-Off (ATO)

A float-sensor system that automatically replenishes evaporated water - keeps salinity stable in ree...

Auto Water Change System

An automated water change system that removes and replaces small amounts of aquarium water on a sche...

Battery Backup / UPS

A battery unit that powers essential aquarium life support during power outages - critical for reef...

Uv Sterilizer 2 items

Ozone Generator

A high-voltage generator producing ozone gas that oxidises organic waste, colour compounds, and path...

Premium Saltwater

A UV-C bulb in a flow chamber that kills free-floating parasites, algae spores, and pathogens - impr...