All Newest Products

Classic Series Recirculating / External Protein Skimmers As one of the Reef Octopus Classic Series skimmers, this Classic 150ext will provi...

Classic Series Recirculating / External Protein Skimmers As one of the Reef Octopus Classic Series skimmers, this Classic 110ext will...

Classic Series Protein Skimmers A member of the Reef Octopus Classic Series, this popular in-sump skimmer will provide great filtration for aquariu...

In-sump skimmer rated for aquariums up to 130 Gallons Footprint: 10.4″ x 7″ | Body Diameter: 5″ | Height: 19.75″ Powered by: Ultra-efficient Aqua...

Filtration Handling- 140 gallon – Light Filtration Demand - 100 gallon – Medium Filtration Demand -   75 gallon – Heavy Filtration Demand  Technica...

The compact Reef Octopus Classic 1000-HOB is a proverbial favorite amongst hang-on back protein skimmer users providing beneficial filtration for a...

The Classic 100-HOB is a proverbial favorite amongst hang-on back skimmer users capable of filtering aquariums up to 105 gallons. The Classic 10...

Enriched formulation. Optimum effectiveness. Formulated specially for use in reef aquariums, Reef Crystals® contains essential ocean reef elements ...

Specially formulated for the use with reverse osmosis water Red Sea is please to announce the addition of an innovative new salt formula designed t...

Instant Ocean® Sea Salt is the most carefully formulated and universally preferred sea salt in the world. The #1 choice of hobbyists, public aquari...

OVERVIEW: Now comes with Spectrapure's new Spectra SelectPlus 99% rejection membrane.SpectraPure® 90gpd MAXCAP® RODI System w/ Manual Flush Valve i...

OVERVIEW: SpectraPure® 90gpd CSPDI™ 4-Stage RO/DI System incorporates a high-silicate removal TFC membrane, 0.5 micron MicroTec™ Sediment F...

Hanna Instrument Phosphorus Ultra Low Range Reagents - HI736 (25 units)

NOTE: Images are for display purposes only, this is NOT a kit of 3

NOTE: Images are for display purposes only, this is NOT a kit of 3

REAGENTS: HI 764 Reagent kit for 25 Nitrite tests Range: 0 to 200 ppb

Reagent kit for 25 Iron Tests Range: 0.00 to 5.00 mg/L  

Hanna Instrument Iron Photometer

Easier to use and more accurate than chemical test kits Adaptation of Standard Method Ascorbic Acid Accuracy ±5% of reading ±5% ppb 1 ppb resoluti...

Easier to use and more accurate than chemical test kits Adaptation of EPA Diazotization method Accuracy ±4% of reading ±10 ppb 1 p...

Red Sea Reef Foundation A: Contains Calcium, Strontium, and Barium according to the ratios found in coral skeleton. Concentration: 1ml will raise t...

Red Sea Reef Foundation A: Contains Calcium, Strontium, and Barium according to the ratios found in coral skeleton. Concentration: 1ml will raise ...

Red Sea Reef Foundation B (Alk): A complex of carbonate and other buffers present in seawater that maintain proper alkalinity and pH. Concentration...