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Rimless Tanks

Ultum Nature Systems ultra-clear rimless aquariums feature 45 degree mitered edges. The low iron glass used features 91% clarity promising you an unbridled aquascape viewing experience. UNS tanks also feature deeper dimensions that follow the golden rule more closely than competing brands. UNS aquariums and paludariums also come with a black nano-foam leveling mat, ensuring your aquarium has proper cushioning on your desk, table, or where ever you decide to hold your underwater masterpiece. 

  • UNS 20TM - 3.2 Gallon Prism Rimless Aquarium
    UNS 20TM - 3.2 Gallon Prism Rimless Aquarium
    Original price $ 63.99 - Original price $ 63.99
    Original price
    $ 63.99
    $ 63.99 - $ 63.99
    Current price $ 63.99

    UNS 20TM - 3.2 Gallon Prism Rimless Tank

    Prism by Ultum Nature Systems is a multi-purpose, mitered glass tank that can be used as an aquarium or terrarium. This tank series includes a uniq...

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    Original price $ 63.99 - Original price $ 63.99
    Original price
    $ 63.99
    $ 63.99 - $ 63.99
    Current price $ 63.99
  • UNS 25TM - 5.9 Gallon Prism Rimless Aquarium
    UNS 25TM - 5.9 Gallon Prism Rimless Aquarium
    Original price $ 103.99 - Original price $ 103.99
    Original price
    $ 103.99
    $ 103.99 - $ 103.99
    Current price $ 103.99

    UNS 25TM - 5.9 Gallon Prism Rimless Tank

    Prism by Ultum Nature Systems is a multi-purpose, mitered glass tank that can be used as an aquarium or terrarium. This tank series includes a uniq...

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    Original price $ 103.99 - Original price $ 103.99
    Original price
    $ 103.99
    $ 103.99 - $ 103.99
    Current price $ 103.99
  • UNS 30TM - 9.7 Gallon Prism Rimless Aquarium
    UNS 30TM - 9.7 Gallon Prism Rimless Aquarium
    Original price $ 139.99 - Original price $ 139.99
    Original price
    $ 139.99
    $ 139.99 - $ 139.99
    Current price $ 139.99

    UNS 30TM - 9.7 Gallon Prism Rimless Tank

    Prism by Ultum Nature Systems is a multi-purpose, mitered glass tank that can be used as an aquarium or terrarium. This tank series includes a uniq...

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    Original price $ 139.99 - Original price $ 139.99
    Original price
    $ 139.99
    $ 139.99 - $ 139.99
    Current price $ 139.99
  • UNS Ultra Clear Tanks [DUAL AIO]
    UNS Ultra Clear Tanks [DUAL AIO]
    Original price $ 149.99 - Original price $ 339.99
    Original price
    $ 149.99 - $ 339.99
    $ 149.99 - $ 339.99
    Current price $ 149.99

    UNS Ultra Clear Tanks [DUAL AIO]

    The Ultum Nature Systems line of Dual All-In-One rimless aquariums builds upon the cherished features of the standard rimless aquarium, which inclu...

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    Original price $ 149.99 - Original price $ 339.99
    Original price
    $ 149.99 - $ 339.99
    $ 149.99 - $ 339.99
    Current price $ 149.99
  • UNS 30A - 7 Gallon Ultra Clear All In One Rimless Aquarium - White
    UNS All-In-One Rimless Aquarium - White
    Original price $ 144.99 - Original price $ 144.99
    Original price
    $ 144.99
    $ 144.99 - $ 144.99
    Current price $ 144.99

    UNS 30A - 7 Gallon Ultra Clear All In One Rimless Aquarium - White

    The Ultum Nature Systems 30A is one of UNS's most popular rimless tank offerings. Inspired by the original UNS 30C cube aquarium, this tank was int...

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    Original price $ 144.99 - Original price $ 144.99
    Original price
    $ 144.99
    $ 144.99 - $ 144.99
    Current price $ 144.99
  • UNS 30A - 7 Gallon Dual AIO Rimless Aquarium
    UNS 30A - 7 Gallon Dual AIO Rimless Aquarium
    Original price $ 149.99 - Original price $ 149.99
    Original price
    $ 149.99
    $ 149.99 - $ 149.99
    Current price $ 149.99

    UNS 30A - 7 Gallon Dual AIO Rimless Aquarium

    The Ultum Nature Systems line of Dual All-In-One rimless aquariums builds upon the cherished features of the standard rimless aquarium, which inclu...

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    Original price $ 149.99 - Original price $ 149.99
    Original price
    $ 149.99
    $ 149.99 - $ 149.99
    Current price $ 149.99
  • UNS 90LA - 21 Gallon Dual AIO Rimless Aquarium
    UNS 90LA - 21 Gallon Dual AIO Rimless Aquarium
    Original price $ 339.99 - Original price $ 339.99
    Original price
    $ 339.99
    $ 339.99 - $ 339.99
    Current price $ 339.99

    UNS 90LA - 21 Gallon Dual AIO Rimless Aquarium

    The Ultum Nature Systems line of Dual All-In-One rimless aquariums builds upon the cherished features of the standard rimless aquarium, which inclu...

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    Original price $ 339.99 - Original price $ 339.99
    Original price
    $ 339.99
    $ 339.99 - $ 339.99
    Current price $ 339.99
  • UNS 40A - 16 Gallon Dual AIO Rimless Aquarium
    UNS 40A - 16 Gallon Dual AIO Rimless Aquarium
    Original price $ 239.99 - Original price $ 239.99
    Original price
    $ 239.99
    $ 239.99 - $ 239.99
    Current price $ 239.99

    UNS 40A - 16 Gallon Dual AIO Rimless Aquarium

    The Ultum Nature Systems line of Dual All-In-One rimless aquariums builds upon the cherished features of the standard rimless aquarium, which inclu...

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    Original price $ 239.99 - Original price $ 239.99
    Original price
    $ 239.99
    $ 239.99 - $ 239.99
    Current price $ 239.99
  • UNS 35A - 11 Gallon Dual AIO Rimless Aquarium
    UNS 35A - 11 Gallon Dual AIO Rimless Aquarium
    Original price $ 189.99 - Original price $ 189.99
    Original price
    $ 189.99
    $ 189.99 - $ 189.99
    Current price $ 189.99

    UNS 35A - 11 Gallon Dual AIO Rimless Aquarium

    The Ultum Nature Systems line of Dual All-In-One rimless aquariums builds upon the cherished features of the standard rimless aquarium, which inclu...

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    Original price $ 189.99 - Original price $ 189.99
    Original price
    $ 189.99
    $ 189.99 - $ 189.99
    Current price $ 189.99
  • UNS 45A - 9 Gallon Dual AIO Rimless Aquarium
    UNS 45A - 9 Gallon Dual AIO Rimless Aquarium
    Original price $ 169.99 - Original price $ 169.99
    Original price
    $ 169.99
    $ 169.99 - $ 169.99
    Current price $ 169.99

    UNS 45A - 9 Gallon Dual AIO Rimless Aquarium

    The Ultum Nature Systems line of Dual All-In-One rimless aquariums builds upon the cherished features of the standard rimless aquarium, which inclu...

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    Original price $ 169.99 - Original price $ 169.99
    Original price
    $ 169.99
    $ 169.99 - $ 169.99
    Current price $ 169.99
  • UNS 35E - Foresta Integrated Paludarium
    UNS Foresta - Integrated Paludarium
    Original price $ 349.99 - Original price $ 349.99
    Original price
    $ 349.99
    $ 349.99 - $ 349.99
    Current price $ 349.99

    UNS 35E - Foresta Integrated Paludarium

    Ultum Nature Systems Foresta is an all-in-one integrated paludarium system equipped with built-in filtration, a cascading waterfall wall, and UNS A...

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    Original price $ 349.99 - Original price $ 349.99
    Original price
    $ 349.99
    $ 349.99 - $ 349.99
    Current price $ 349.99
  • UNS 60E - Foresta Integrated Paludarium
    UNS 60E - Foresta Integrated Paludarium
    Original price $ 439.99 - Original price $ 439.99
    Original price
    $ 439.99
    $ 439.99 - $ 439.99
    Current price $ 439.99

    UNS 60E - Foresta Integrated Paludarium

    The Ultum Nature Systems Foresta line of Integrated Paludariums is an advanced all-in-one paludarium experience meticulously designed to serve as a...

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    Original price $ 439.99 - Original price $ 439.99
    Original price
    $ 439.99
    $ 439.99 - $ 439.99
    Current price $ 439.99
  • UNS 5E - 2.1 Gallon Ultra Clear Rimless Paludarium
    UNS 5E - 2.1 Gallon Ultra Clear Rimless Paludarium
    Original price $ 74.99 - Original price $ 84.99
    Original price
    $ 74.99 - $ 84.99
    $ 74.99 - $ 84.99
    Current price $ 74.99

    UNS 5E - 2.1 Gallon Ultra Clear Rimless Paludarium

    The UNS Rimless Paludarium will allow you to easily combine the beauty of land and water in a breathtaking display. Discover new terrestrial plant ...

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    Original price $ 74.99 - Original price $ 84.99
    Original price
    $ 74.99 - $ 84.99
    $ 74.99 - $ 84.99
    Current price $ 74.99
  • UNS 45E - 3.8 Gallon Ultra Clear Rimless Paludarium
    UNS 45E- 3.8 Gallon Ultra Clear Rimless Paludarium
    Original price $ 94.99 - Original price $ 104.99
    Original price
    $ 94.99 - $ 104.99
    $ 94.99 - $ 104.99
    Current price $ 94.99

    UNS 45E - 3.8 Gallon Ultra Clear Rimless Paludarium

    The UNS Rimless Paludarium will allow you to easily combine the beauty of land and water in a breathtaking display. Discover new terrestrial plant ...

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    Original price $ 94.99 - Original price $ 104.99
    Original price
    $ 94.99 - $ 104.99
    $ 94.99 - $ 104.99
    Current price $ 94.99
  • UNS 3N - 3 Gallon Ultra Clear Rimless Aquarium
    UNS 3N - 3 Gallon Ultra Clear Rimless Aquarium
    Original price $ 45.99 - Original price $ 45.99
    Original price
    $ 45.99
    $ 45.99 - $ 45.99
    Current price $ 45.99

    UNS 3N - 3 Gallon Ultra Clear Rimless Aquarium

    These rimless aquariums are carefully crafted using 91% clarity Diamant glass, a highly transparent extra clear glass with very little residual gre...

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    Original price $ 45.99 - Original price $ 45.99
    Original price
    $ 45.99
    $ 45.99 - $ 45.99
    Current price $ 45.99
  • UNS 3T - 3.4 Gallon Ultra Clear Rimless Aquarium
    3T - 3.4 Gallon Ultra Clear Rimless Aquarium
    Original price $ 49.99 - Original price $ 49.99
    Original price
    $ 49.99
    $ 49.99 - $ 49.99
    Current price $ 49.99

    UNS 3T - 3.4 Gallon Ultra Clear Rimless Aquarium

    UNS rimless aquariums are carefully crafted with 91% clarity Diamant glass, a highly transparent extra clear glass with very little residual green ...

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    Original price $ 49.99 - Original price $ 49.99
    Original price
    $ 49.99
    $ 49.99 - $ 49.99
    Current price $ 49.99
  • UNS 60T - 24.3 Gallon Ultra Clear Rimless Aquarium
    60T - 24.3 Gallon Ultra Clear Rimless Aquarium
    Original price $ 229.99 - Original price $ 229.99
    Original price
    $ 229.99
    $ 229.99 - $ 229.99
    Current price $ 229.99

    UNS 60T - 24.3 Gallon Ultra Clear Rimless Aquarium

    UNS rimless aquariums are carefully crafted with 91% clarity Diamant glass, a highly transparent extra clear glass with very little residual green ...

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    Original price $ 229.99 - Original price $ 229.99
    Original price
    $ 229.99
    $ 229.99 - $ 229.99
    Current price $ 229.99
  • UNS 16S - 0.7 Gallon Ultra Clear Rimless Aquarium
    UNS 16S - 0.7 Gallon Ultra Clear Rimless Aquarium
    Original price $ 25.99 - Original price $ 25.99
    Original price
    $ 25.99
    $ 25.99 - $ 25.99
    Current price $ 25.99

    UNS 16S - 0.7 Gallon Ultra Clear Rimless Aquarium

    These rimless aquariums are carefully crafted using 91% clarity Diamant glass, a highly transparent extra clear glass with very little residual gre...

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    Original price $ 25.99 - Original price $ 25.99
    Original price
    $ 25.99
    $ 25.99 - $ 25.99
    Current price $ 25.99
  • UNS 45S - 5 Gallon Ultra Clear Rimless Aquarium
    UNS 45S - 5 Gallon Ultra Clear Rimless Aquarium
    Original price $ 74.99 - Original price $ 74.99
    Original price
    $ 74.99
    $ 74.99 - $ 74.99
    Current price $ 74.99

    UNS 45S - 5 Gallon Ultra Clear Rimless Aquarium

    These rimless aquariums are carefully crafted using 91% clarity Diamant glass, a highly transparent extra clear glass with very little residual gre...

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    Original price $ 74.99 - Original price $ 74.99
    Original price
    $ 74.99
    $ 74.99 - $ 74.99
    Current price $ 74.99
  • UNS 60S - 10 Gallon Ultra Clear Rimless Aquarium
    UNS 60S - 10 Gallon Ultra Clear Rimless Aquarium
    Original price $ 129.99 - Original price $ 129.99
    Original price
    $ 129.99
    $ 129.99 - $ 129.99
    Current price $ 129.99

    UNS 60S - 10 Gallon Ultra Clear Rimless Aquarium

    These rimless aquariums are carefully crafted using 91% clarity Diamant glass, a highly transparent extra clear glass with very little residual gre...

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    Original price $ 129.99 - Original price $ 129.99
    Original price
    $ 129.99
    $ 129.99 - $ 129.99
    Current price $ 129.99
  • UNS 90B - 12 Gallon Ultra Clear Rimless Aquarium
    UNS 90B - 12 Gallon Ultra Clear Rimless Aquarium
    Original price $ 141.99 - Original price $ 141.99
    Original price
    $ 141.99
    $ 141.99 - $ 141.99
    Current price $ 141.99

    UNS 90B - 12 Gallon Ultra Clear Rimless Aquarium

    These rimless aquariums are carefully crafted using 91% clarity Diamant glass, a highly transparent extra clear glass with very little residual gr...

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    Original price $ 141.99 - Original price $ 141.99
    Original price
    $ 141.99
    $ 141.99 - $ 141.99
    Current price $ 141.99
  • UNS Rimless Tank Glass Lids
    UNS Rimless Tank Glass Lids
    Original price $ 11.99 - Original price $ 35.99
    Original price
    $ 11.99 - $ 35.99
    $ 11.99 - $ 35.99
    Current price $ 11.99

    UNS Rimless Tank Glass Lids

    Put a lid on it!Important Note: These lids are NOT compatible with the UNS Dual AIO rimless aquarium line. Click here for lids for the UNS Dual AIO...

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    Original price $ 11.99 - Original price $ 35.99
    Original price
    $ 11.99 - $ 35.99
    $ 11.99 - $ 35.99
    Current price $ 11.99
  • UNS Leveling Mat
    UNS Leveling Mat
    Original price $ 13.99 - Original price $ 39.99
    Original price
    $ 13.99 - $ 39.99
    $ 13.99 - $ 39.99
    Current price $ 13.99

    UNS Leveling Mat

    Aquarium leveling mats are essential to use before setting up a planted tank. When filled, planted tanks are extremely heavy due to not only the wa...

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    Original price $ 13.99 - Original price $ 39.99
    Original price
    $ 13.99 - $ 39.99
    $ 13.99 - $ 39.99
    Current price $ 13.99
  • UNS Ultra Clear Tanks
    UNS Ultra Clear Tanks
    Original price $ 25.99 - Original price $ 2,599.99
    Original price
    $ 25.99 - $ 2,599.99
    $ 25.99 - $ 2,599.99
    Current price $ 25.99

    UNS Ultra Clear Tanks

    UNS rimless aquariums are carefully crafted using 91% clarity Diamant glass, a highly transparent extra clear glass with minimal residual green co...

    View full details
    Original price $ 25.99 - Original price $ 2,599.99
    Original price
    $ 25.99 - $ 2,599.99
    $ 25.99 - $ 2,599.99
    Current price $ 25.99