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Aerating power filter and protein skimmer all in one Enables efficient chemical, mechanical, and biological filtration For use on small to medium saltwater aquariums Maintenance-free Skilter Filter offers total, efficient filtration for saltwater aquariums. Combines chemical, mechanical, and biological filtration techniques with protein skimming. Makes an ideal primary filter for 10-55 gallon saltwater and mini-reef aquariums. The advanced venturi-type protein skimmer of the Skilter Filter can also be used as a supplementary filtration device for aquariums up to 100 gallons. Hangs on back of aquarium. Replaceable Bio-Matrix Cartridge comes with one white polypad and one black carbon pad. Unit includes a 90-day limited warranty.Please click on "More Information" for additional features.

Over time, natural wear of the impeller may reduce power filter performance. Replace the impeller to ensure reliable power filter performance. Replacement Impellers are available for Bio System Power Filter andOxy Surface Skimmer Models 15, 25, 35, 55 and 75.

Over time, natural wear of the impeller may reduce power filter performance. Replace the impeller to ensure reliable power filter performance. Replacement Impellers are available for Bio System Power Filter andOxy Surface Skimmer Models 15, 25, 35, 55 and 75.

Over time, natural wear of the impeller may reduce power filter performance. Replace the impeller to ensure reliable power filter performance. Replacement Impellers are available for Bio System Power Filter andOxy Surface Skimmer Models 15, 25, 35, 55 and 75.

Over time, natural wear of the impeller may reduce power filter performance. Replace the impeller to ensure reliable power filter performance. Replacement Impellers are available for Bio System Power Filter andOxy Surface Skimmer Models 15, 25, 35, 55 and 75.

The ideal substrate for refugiums, it supplies trace elements, iodine, minerals, and nutrients, helping create a beneficial environment for aquarium food such as copepods, burrowing worms, decapods, and other sump organisms. It can also help boost your refugium's filtration, as it supports many types of nitrifying bacteria. Similar to varied sand in texture, its layers include marine bacteria, organic rich clay, iodine and chelated-element rich substrate, and super-fine aragonite organic acids. 1 gallon.

Natural South Pacific reef mud fills your refugium with minerals and nutrientsContains trace elements and small organisms to feed your hard or soft coralsAvailable in a twelve-pound starter bucket or a 24-oz booster for replenishingWalt Smith's reef mud feeds your reef aquarium the essential minerals and nutrients. Natural ocean mud from the islands of Fiji in the South Pacific feeds and nourishes your hard or soft corals. Contains naturally-occurring major and minor trace elements. The mud is also rich with a multitude of 5 to 100 micron-sized organisms that benefit Acropora and other small polyp stony corals. Two sizes: a 12-lb Starter bucket or a 24-oz Booster jar to replenish naturally dissipated mud.Please click on "More Information" for use, storage instructions, tips, and product specifications.

Natural South Pacific reef mud fills your refugium with minerals and nutrientsContains trace elements and small organisms to feed your hard or soft coralsAvailable in a twelve-pound starter bucket or a 24-oz booster for replenishingWalt Smith's reef mud feeds your reef aquarium the essential minerals and nutrients. Natural ocean mud from the islands of Fiji in the South Pacific feeds and nourishes your hard or soft corals. Contains naturally-occurring major and minor trace elements. The mud is also rich with a multitude of 5 to 100 micron-sized organisms that benefit Acropora and other small polyp stony corals. Two sizes: a 12-lb Starter bucket or a 24-oz Booster jar to replenish naturally dissipated mud.Please click on "More Information" for use, storage instructions, tips, and product specifications.

Easy-to-install combination protein skimmer and wet/dry filterSuperb mechanical, chemical, and biological filtrationBuilt-in protein skimmer to remove organic wasteNew generation filter combines the filtering capacity of a wet/dry, protein skimmer, and the ease of setup of a canister filter. Recirculates 700 gallons of water per hour for ideal water quality. The Surface Skimmer Overflow's patented stop and start feature combined with the Aqua Lifter self-priming water pump maintains even water flow and prevents flooding. 4 gallon Auto Fill System automatically replaces evaporated water. For saltwater aquariums up to 150 gallons.PS3 includes:Built-in protein skimmerWater pumpAir pumpSurface Skimmer OverflowAqua LifterTubingClampsFilter mediaPS4 includes: Everything in the PS3 Auto Fill SystemPlease click on "More Information" for installation instructions and operation guide.Please note: If you wish to ship items #29766, #29767, and #29768 by express service, additional shipping charges will apply during checkout.

Easy-to-install combination protein skimmer and wet/dry filterSuperb mechanical, chemical, and biological filtrationBuilt-in protein skimmer to remove organic wasteNew generation filter combines the filtering capacity of a wet/dry, protein skimmer, and the ease of setup of a canister filter. Recirculates 700 gallons of water per hour for ideal water quality. The Surface Skimmer Overflow's patented stop and start feature combined with the Aqua Lifter self-priming water pump maintains even water flow and prevents flooding. 4 gallon Auto Fill System automatically replaces evaporated water. For saltwater aquariums up to 150 gallons.PS3 includes:Built-in protein skimmerWater pumpAir pumpSurface Skimmer OverflowAqua LifterTubingClampsFilter mediaPS4 includes: Everything in the PS3 Auto Fill SystemPlease click on "More Information" for installation instructions and operation guide.Please note: If you wish to ship items #29766, #29767, and #29768 by express service, additional shipping charges will apply during checkout.