Carbon & Filtration

Non-woven polyester replacement filter pads designed to last longer & filter pond water better than regular foam pads. Dual-action pads with coarse layer, which remove...

This pre-filter foam is approximately 2-1/4" Diameter by 6" Length. The inner diameter measures 1-1/8" and will fit over many aquarium intake tubes for use as a pre-fi...

This pre-filter foam is approximately 2-1/4" Diameter by 7" Length. The inner diameter measures 1-1/4" and will fit over many aquarium intake tubes for use as a pre-fi...

Softens water by removing calcium, magnesium and heavy metals. Use in Freshwater to maintain proper pH which reduces fish stress and disease. Also reduces white crusty...

Rena Filstar XP 20ppi (pores per inch) foam is the first filter in a 5-step process used in the Filstar XP canister filter. Two foams should be placed in the bottom of...

Rena Filstar XP BioChem Zorb is included with all Rena Filstar Filters and does much more than activated carbon. Bio-Chem Zorb is a unique blend of ion-exchange resins...

The Rena Filstar Nitra-Zorb cartridge is the first water filtration medium that removes ammonia, nitrite and nitrate in freshwater aquariums. Nitra-Zorb is a blend of ...

The Rena Filstar XP Phos-Zorb pouch contains a special filtration material that selectively removes phosphate and silicate, common nutrients found in fresh and saltwat...

The Rena Filstar activated carbon pouch removes dissolved organic waste that stresses tropical fish and discolors aquarium water. Super activated carbon is made especi...

For chemical neutralizaton of ammonia which is very toxic to fish, the Rena Filstar XP zeolite pouch is an excellent choice. Zeolite Ammonia Remover is a natural ammon...

Bio-Chem Stars are a biological filtration medium that provides a substrate for the optimal growth of beneficial bacteria which break down organic wastes in an aquariu...

Rena Filstar Ceramic Rings are specially designed for use in all FilStar filters. They have a higher cumulative pore volume per liter than standard biological media us...

The FilStar Microfilter Pads are the fifth and final stage in the mechanical filtration of the aquarium water with the Rena Filstar external canister filter. These wil...

Rena FilStar XP Dual-density Microfilter pads are the final stage in the mechanical filtration of the aquarium with the Rena Filstar external filters. These will remov...

This BioChem Zorb cartridge is included with all Rena Nexx and SmartFilter aquarium filters. The four-sided cartridge has two layers of mechanical filtration and an in...

This BioChem Zorb cartridge is included with all Rena Nexx and SmartFilter aquarium filters. The four-sided cartridge has two layers of mechanical filtration and an in...

This BioChem Zorb cartridge is included with all Nexx and Rena SmartFilter aquarium filters. The four-sided cartridge has two layers of mechanical filtration and an in...

The Nitra-Zorb cartridge for the Nexx and SmartFilter is the first water filtration medium that removes ammonia, nitrite and nitrate in freshwater aquariums. Nitra-Zor...

API Ammo-Chips are made of the highest grade zeolite which is a natural mineral that absorbs deadly ammonia in freshwater systems. Ammo-Chips are an economical filter ...

Filstar media baskets have been designed with many convenience features for the user and allow for a high degree of customization. When properly placed in the filter t...

Rena fine mesh filter pouches can be used in all aquarium and pond filter systems. Each bag is 7-/12 square with reclosable draw string. Use with any brand of carbon, ...