SEACHEM

Seachem Aquarium Water Conditioners

Owned and operated by fellow fish enthusiasts, Seachem has been providing hobbyists with education and support as well as trusted, scientifically proven saltwater and freshwater aquarium products for more than 40 years.

From Seachem Prime, the brand’s flagship water conditioner, to Seachem Stability, which helps prevent the number one cause of fish death, "new tank syndrome"—every product is backed by Seachem’s own staff of experienced chemists and biologists.

The Pets Club carries an extensive line of Seachem products, which are trusted by aquarists around the world to meet the needs of freshwater and saltwater aquariums, as well as reefs and ponds. Shop our wide selection of buffers, conditioners, filtration media, testing kits and more, many of which are completely unique and specific to Seachem:

For Filtration Systems

Seachem Matrix is a unique, high-porosity biomedia for wet or wet/dry filters that have proven to be more effective than plastic biomaterials and will not break down or need to be replaced.

Seachem Purigen is a macro-porous synthetic polymer for freshwater and saltwater with the highest organic removal capacity among competing brands. Purigen darkens as it exhausts and can be easily renewed by treating it with bleach.

For Planted Aquariums

Developed for natural freshwater aquariums, Seachem Flourish contains a rich assortment of microelements, trace elements ,and other nutrients important to the health of aquatic plants.

Seachem products don’t just keep your aquarium healthy, they’re also designed to save you money through increased efficiency and concentration. Shop The Pets Club’s Seachem solutions to find the best one for your aquarium today.

Showing 25–36 of 80 results

Aquavitro Curved Needle Tip Forceps - 25cm

Aquavitro premium surgical stainless steel curved needle tip forceps are designed for use in both freshwater and marine aquariums. These are ideal for planting and maintaining aquatic plants, particularly plants with...

SEACHEM MULTITEST COPPER

Copper kits are usually of two types: compleximetric or titration based. Some kits measure only ionic copper and others measure both ionic and chelated copper. This kit uses a highly sensitive...

SEACHEM Multitest Marine Basic

This kit combines the Marine pH and alkalinity, ammonia, and nitrite and nitrate kits into one kit. MultiTest Marine Basic performs over 75 tests and contains reference samples for validation. KEY...

SEACHEM PARAGUARD

ParaGuard is the only fish and filter safe aldehyde based (10% by weight) parasite control product available (for parasites on fish). Unlike highly toxic and difficult to use formalin based medications,...

SEACHEM pH ALERT

pH Alert is a unique color device designed to be placed in the aquarium or filter and monitor pH continuously. A sensor changes color reversibly from yellow to orange to red...

Seachem Cupramine

Cupramine effectively eradicates oodinium, cryptocaryon, amyloodinium, ichthyophthirius, and other ectoparasites of both freshwater and marine fish. It is superior to copper sulfate, chloride and citrate: it is non-acidic, less toxic to...

Seachem Zeolite

Binds ammonia and heavy metals. Highest ammonia binding capacity of any zeolite. Removes harmful metal ions like lead, copper, nickel and zinc. Marine & Freshwater.

Seachem Filter Sock

Filter socks are a critical component in maintaining water quality in aquariums. They remove suspended debris and detritus, which often lead to excess dissolved organics, nitrate and phosphate when left unchecked....

Seachem Phosguard

PhosGuard rapidly removes phosphate and silicate from marine and freshwater aquaria. Although PhosGuard is effective in both fresh and marine water, it will operate better in sea water and the need...

Seachem Reef Reactor

Coarse, high-purity calcium reactor media. Provides calcium, magnesium, strontium, potassiumand carbonates. 1-3 cm grain size.

Seachem de-nitrate

de-nitrate is an economical, natural, porous material with a pore distribution and geometry that promotes both aerobic nitrification within the first few millimeters of depth and anaerobic denitrification at the core....

Seachem SeaGel

SeaGel is a blend of MatrixCarbon and PhosGuard and is is optimized specifically for aquaria where organic color body and acid removal is required without the introduction of phosphate. MatrixCarbon is...