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Ultum Nature Systems tall rimless aquariums emphasize height and vertical composition, offering a unique format for aquascaping with upward movement and structure. Their increase height allows for taller aquatic plants, and dynamic hardscape that extends above the water’s surface.
This type of tank works especially well for layouts that focus on vertical growth, including jungle-style aquascapes or forest-inspired layouts. Smaller sizes are fantastic canvases for Wabi Kusa or single plant displays.
Like all UNS aquariums, each tank is crafted with ultra-clear low iron glass and clean, minimalist lines, offering a refined foundation for your next freshwater planted or saltwater reef aquarium.
Shown in the video below is an Ultum Nature Systems 16T rimless tank:

Tank Features
Original 45° mitered edges for a seamless, high-end finish
Low iron glass with 91% clarity diamant glass
High-quality German silicone for long-term durability
Increased height for vertical aquascape layouts and taller plant growth
Available in multiple sizes from 1 to 25 gallons
Includes: Black Leveling Mat
Tank Size Guide
| Model | Dimensions (IN) W x D x H |
Glass Thickness (MM) | Volume (GAL) |
|---|---|---|---|
| 16T | 6.29 x 6.29 x 9.44 | 5 | 1.6 |
| 3T | 12.20 x 7.48 x 9.44 | 5 | 3.7 |
| 5T | 14.17 x 8.66 x 11.02 | 5 | 5.8 |
| 20T | 7.87 x 7.87 x 11.81 | 5 | 3.1 |
| 25T | 9.84 x 9.84 x 14.17 | 5 | 5.9 |
| 30T | 11.81 x 11.81 x 17.71 | 5 | 10.6 |
| 45T | 17.71 x 11.02 x 14.17 | 5 | 11.9 |
| 60T | 23.62 x 14.17 x 17.71 | 6 | 25.6 |
Ships within 48 hours · Estimated delivery Jun 23 - Jun 28
US$40
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