Best Aquarium Canister Filters

Biohome SuperBioGravel Aquarium Filter Media (1 Pound)

1Pound Biohome Super Biogravel Aquarium Filter/Substrate Media.
Unique structure, absorbs water like no other media on market.
Media for under gravel filter, internal filters, HOB filters, small canister filters and DIY filters made from ornaments..

High flow aquarium filter media bag: optimal for activated carbon,these 3x4'' small filter bags compatible with most kinds of small filter media such as pelletized and granular carbon, zeolite, peat, crushed coral, barley pellets,and other types of granulated filter media. BUT NOT for fine filter media..
Universal small filter bags: 3"x4" bags, 1000 micron high-flow mesh ,suitable for granulated filter media ,fit variety of filters including canister filters, power filters, sumps, wet/dry filters and pond filtration systems.Fit for high flow filters,NOT for fine filter media,not for purigen..
Durable and reusable material:these aquarium mesh filter bag made of high quality Nylon, durable, washable, and can be reused. Easy to fill and empty with top drawstring design to keep filter media secure..
Drawstring style filter bags: unlike the zipper bag, our fish tank filter bag is drawstring style, not contain metal which may easily get rust and pollute your water, more safety for media fiters,and prevent loose media from potentially causing damage to your water pump or power filter's motor..
Package included: come with 6 pcs 3 inch by 4 inch mesh bags,ideal for use in any canister filter, hanging filters, sumps, and pond filtration systems,perfect for granula....

【Crystal Clear-Multi Filtration】 Makes a cloudy aquarium clean and crystal clear and reduces some odor. This aquarium filter does a great job in keeping the water clean and crystal clear. This fish tank water filter reduces the number of water changes in large aquariums and creates a filtration circulation system..
【Quiet Working】 This aquarium filter works very quietly, the noise of the engine is below 40 decibels when working, and you can only hear the sound of water flow. When the filter starts, there will be a little noise, please wait patiently for 5 minutes, then it will be very quiet..
【Happy Fish】 Two types of water outlet can be changed according to the preference of fish. Waterfall and rain shower water outlet can make the small fish swim happily in the tank.The water flow adjustable. Small fish will not be sucked into the filter canister, for the safety of small fish..
【150 GPH】 It is suitable for 20-40 gallon aquarium. Of course, you can use this hang on back aquarium filter for bigger aquarium, but the effect may not be very good. If you want better filtration effect, you can use 2 filters in a ....

Please be sure to choose the right size. This will fit tubing with 5/8" inside diameter(16mm)..
Super fine and high rate of CO2 diffusion , Total 100% dissolution in water.
Inline design for use with canister filters.
Simple install, mounted below or directly to aquarium.
This easy to use, discreet CO2 diffuser provides professional quality and value. It mounts inline with canister filters with an inner diameter of 16mm....

The Two Little Fishies Xaqua In Out Overflow for Canister Filters, Fresh Water, is a complete overflow system featuring anti-clogging and an easily....
NOTE: Specialized equipment is required to drill holes in glass aquariums..
The Xaqua InOut can be installed on aquariums with a canister filter (we also carry the original version designed to work with sumps). The inlet and....
The Xaqua In-Out is attached to the side of the tank. The special inner conformation makes it particularly noiseless and generates a wave effect on....
With Xaqua In-Out you drill holes in the side of the aquarium and not the bottom of the aquarium. It’s made of molded plastic material with high....

Hole size: coarse, the hole measures 2mm, works for large filter media, allows water to flow through instantaneous.
hose size: fine, works for very fine filter media.
Good for use with bio balls, zeolite, ceramic media, rock, and crushed coral and any other aquarium filter media.
Fit perfectly in a variety of filters including canister filters, power filters, sumps, wet/dry filters and pond filtration systems to hold media together and keep aquarium clean.
Plastic zipper design can be used for both freshwater and saltwater tank.
These unique mesh filter bags are easy to fill and empty with top zipper design to keep filter media secure. Our bags are durable, washable, and can be reused.

Provides mechanical and bio filtration for fish tanks.
Foam allows water to flow through while trapping waste and debris.
Designed specifically for the Fluval FX4, FX5 and FX6 performance canister aquarium filters.
Small holes in the foam also maximize bio activity by providing space for beneficial bacteria to grow.

Specifically cut for use with Hydor Professional Canister Filter 250 or 350.
Mechanically filters larger debris and detritus from aquarium water.
Also provides living space for beneficial bacteria to live.
This pad should be placed in the bottom filter basket and should be the first stage of filtration that the aquarium water passes through.
It is recommended that these pads should be rinsed out every 1 to 3 months.

CUSTOMER AND PROFESSIONALS CHOICE - Our true DUAL DENSITY FILTER ROLL is the TOP CHOICE for cut to size aquarium filter material. Our NEW 3rd generation dual layer aquarium filter pads are even thicker than before. The top layer's open fiber construction traps LARGER PARTICLES while the bottom layer's dense fiber network TRAPS FINE PARTICLES - working together to produce crystal clear water in your aquarium..
CUT TO FIT - Made in the USA! Our FilterFirst PREMIUM BONDED FILTER ROLL can easily be cut to any size needed and WILL SAVE YOU EVEN MORE MONEY over purchasing ready-made, pre-cut filter material. Our poly filter pad is PERFECT FOR FRESHWATER OR SALTWATER aquariums as a prefilter for wet/dry filters, sumps, canister filters, aquaponics system, and much more. You will receive one 12 inch by 72 inch by 3/4 to 1 inch thick filter pad..
HIGH QUALITY AND DURABLE - Our filter floss aquarium pad is CONSTRUCTED OF DURABLE POLYESTER FIBERS bonded by our special resin to give it EXCEPTIONAL STRENGTH. The lower section of our pad is made by taking layers of resilient fibers through a process to tighten and entangle the fibers into a dense network producing a thin firm layer, perfect for removing fine debris. Our premium pads' consistent, reliable design give....