Replacement Cartridge for Penguin 170, 200, 330 & 350 Filters
Salifert pH Profi-Test
The pH value in a marine tank has a major impact on the growth of corals and calcareous algae and on many biological processes. The pH should not be allowed to fluctuate more than approx. 0.2 units d...
A cyanoacrylate gel type instant adhesive. Excellent for gluing stony coral fragments to coral rock and other surfaces. No messy mixing of 2-part epoxy puttys, or concern with irritation to tank inhabitants from leaching amine epo...
These blood worms are JUMBO size - big, fat, red and juicy - the way your fish love them! They are quickly processed 3 times though the purification stage to insure freshness and cleanliness. This food is excellent for all tropica...
Multi-Function Algae Scraper includes 3 attachments and comes in 3 different handle sizes; 14", 22" & 34".
Cleaning rod with interchangeable tools scrapes algae, removes wastes & polishes aquarium surface. (For glass aquariums...
1/4" NO10 Replacement Clear Canister with white lids. Direct replacement for Captive Purity RO and RO/DI filters.
**Variations of this product can be found in many online stores. The version we carry is of the highest qual...
SeaChem Multitest: Copper Test Kit This kit measures copper (all types) down to 0.01 mg/L in marine or freshwater. Uses a highly sensitive catalysis based procedure.
multi-cavity plate for simultaneous testing of up to 6 te...
9 ¾” Standard size cartridge includes dual rubber gaskets to ensure 100% water flow-through.
Activated Carbon removes chlorine and chloramines from most incoming tap water supplies for up to six months.
Large Replacement Black Mechanical Filter Sponge for the Red Sea MAX 250
JBJ introduces its versatile Aquascraper (4 in 1 cleaning kit). This clever maintenance tool eliminates the need for multiple products by offering 4 unique interchangeable attachments in 1 space saving unit. This is offered in 12...
SUBSTRAT PRO 0.25L: Eheim`s new superior biological media that improves and optimizes the performance of Ehfisubstrat. It is for highly active water purification with intensive biological decomposition of harmful substances. For u...
Lifegard Aquatics 1 1/2" Bio-Mate Bioballs Provides the maximum surface area and the greatest possible mix of air and water! Promotes gas exchange and increases oxygen level Will not clog with organic matter Totally inert and non...
Carbon Filter Pad for Eheim Classic External Filter 2213 (3 pcs)
Calibration solution for pH monitors or controllers. pH 7.0. 500mL.
**Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price ...
Description: Kent Marine Phosphate Sponge is not an algaecide, but a ceramic medium which will adsorb phosphates quickly (within hours) when placed directly in the water flow. Works in fresh and saltwater aquariums or ponds to bri...
Ammonia and ammonium should be rapidly converted by aerobic nitrification into nitrite and then nitrate and finally into nitrogen gas. If this does not happen then either the aquarium is not fully matured or there is a problem...
The new Digital Aquatics float switch kits make configuration quick and easy! There are countless ways to use these new float switches with either your RKE or RKL system. Program an Auto Top Off (ATO) system, automate water trans...
Digi-Temp Digital Thermometer Checking your tank’s temperature has never been easier! This stylish thermometer offers a constant digital display with +/- 1 Fahrenheit accuracy. They’re also completely wireless and submersible. P...
Foam cover for the Ecotech Vortech Pump **Please Note: This product can only be used on the MP40
Aquarium algae that’s tough to remove? Not for the Mag-Flip®!
It’s strong - Powerful neodymium magnets provide high tract force
It’s efficient and safe - Specially designed plastic scraper does the job and presents no...
Filter Pad for Eheim Classic External Filter 2213 (2 pcs)
2 pieces per pack
Replaces many air stones in common box filters and undergravel riser stems
The Power Agitator
Flexible, porous air tubes with large surface area
Provide powerful aeration and water agit...
American Marine PINPOINT AC Adapter Kit™ (110vac) The AC adapter kit is optional to replace the 9-volt battery, which some monitor owners find convenient, especially for PINPOINT pH and PINPOINT ORP monitors. Note: Not comp...
Tune-Up Kit For Magnavore 2ER, 4ER, 6ER Algae Cleaners Tune-Up Kits consist of a set of self-adhesive replacement pads for both the internal and external magnet halves. As pads wear out from use, replacement of these disposable...
Salifert Nitrite Profi-Test
In a properly cycled aquarium, nitrite is converted to nitrate and then, if there are areas deprived of oxygen such as in live rock and other filter materials, this nitrate is converted back to ...