Aquarium Technology Inc (ATI)
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Aquarium Technology Inc.

Highest Grade Sponge Filtration

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Filtration designed for the modern aquarium.
​Made in the USA!
​We're proud we've pioneered the way for sponge filtration for the aquatic hobby and commercial for decades now.
Our once patented design with a 5x more
efficient sponge material has set trends.
Once known as Lunstar and now known as Aquarium Technology Inc.
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Coarseness Matters

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The only sponge filter line that comes either in fine or coarse material for whatever application. Slow flow-high flow. Low bio-high bio. Small-large particle filtration.
​ Mix and match. 
Air or water pump driven.
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Need Pre-Filtration?

Super charge or protect your pumps and hang on the back filters with the Filter Max line
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Learn More

Learn all about sponge filtration of the hows, whys, tips, and tricks from our friends over at American Aquarium Products
Learn More
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Online since 2005
U.S Patent No.
​5,203,990*
Aquarium Technology Inc
P.O. Box 33623
Decatur, Georgia 30033
Free Shipping at $69.99- USA Only
  • Home
  • Sponge Filters
    • Hydro Sponge
    • Filter Max
    • Hydro Pond
  • Filter Mat Material
  • Cycled Filter Sponges
  • About
  • Contact
    • Shipping and Returns