Product Overview
The UNS 120S 68.4‑gallon ultra‑clear rimless aquarium offers a wide, shallow layout designed for top‑down viewing. As part of the Shallow Series, it emphasizes horizontal space and a deep 23.62" front‑to‑back footprint instead of height. This format is ideal for Iwagumi layouts, shallow reef designs, or hybrid paludariums with emergent growth.
Key Features & Benefits
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91% Diamant Ultra-Clear Glass: Premium low-iron glass eliminates the green tint found in standard aquariums for true-to-life color accuracy.
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45° Mitered Edges & German Silicone: Precision-cut 45-degree mitered joints double the bonding surface area for high-performance German clear silicone, forming stronger seams.
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Shallow Footprint: The 47.24" length and low-profile 14.17" height offer intense light penetration to grow demanding carpeting plants easily while providing a dramatic "pond-style" top-down perspective.
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Expansive Golden Ratio Depth: Features a generous 23.62" width, giving aquascapers essential room to build complex hardscape perspective, substrate slopes, and plant layering.
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Signature Laser-Etched Branding: Features a clean, laser-etched UNS logo in the glass corner for an authentic, museum-quality finish that will not peel or fade.
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Acoustic Leveling Mat Included: Includes a pre-cut dense foam leveling mat to absorb micro-vibrations, level minor surface imperfections, and prevent structural stress cracks under heavy load.
Model Dimensions & Specifications
| Feature |
Specification |
| Model |
UNS 120S Shallow Rimless |
| Dimensions (L x W x H) |
47.24" x 23.62" x 14.17" (120 x 60 x 36 cm) |
| Total Volume |
68.4 Gallons (259.2 Liters) |
| Glass Thickness |
12 mm |
| Glass Type |
91% Clarity Diamant Low-Iron Glass |
| Seam Construction |
45° Precision Mitered Joints with Clear German Silicone |
| Branding |
Signature Laser-Etched Corner Logo |
What's Included
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1x UNS 120S Ultra Clear Rimless Glass Aquarium
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1x Custom-Fit Black Foam Leveling Mat
Hassle-Free Guaranteed Tank Delivery
We guarantee the safe arrival of every aquarium. In the unlikely event that your tank arrives damaged or broken by the carrier, we will immediately ship out a replacement at no additional cost. Please retain all original shipping materials and provide photos of the damaged tank inside its original shipping box so our team can process a claim with UPS on your behalf.
Frequently Asked Questions
1. Why select a 120S shallow tank over a standard 120-liter or 120-centimeter aquarium?
The UNS 120S provides a massive 4-foot by 2-foot footprint with a low 14.17" height. This proportions combination offers superior PAR light efficiency for demanding carpet plants, creates ideal conditions for emergent wood and hardscape structures extending above the waterline, and allows for an immersive top-down view.
2. Why is a leveling mat mandatory for a 68.4-gallon shallow tank?
A filled 68.4-gallon aquarium weighs over 600 lbs when accounting for water, rockwork, and substrate. Because rimless tanks rest directly on their bottom panel without a raised plastic frame, even a microscopic grain of sand on a stand can create concentrated stress points under that weight. The included dense foam mat absorbs micro-imperfections and distributes weight evenly across the entire footprint to prevent glass stress cracks.
3. How do 45° mitered edges improve structural integrity on large glass tanks?
Standard flat-edge joints butt together at 90 degrees, leaving a narrower corner seam. Precision 45° mitered edges double the contact surface area available for silicone bonding, resulting in a significantly stronger structural seam required to safely hold large volumes of water.
