---
product_id: 553250347
title: "UNS Ultra Clear Rimless Tank - 3.1GAL | 12L - 7.87x7.87x11.81 | 20x20x30 CM, 5mm Glass Thickness, Leveling Mat Included - Low Iron, High Clarity Fish Tank w/ 45° Mitered Edge - [20T]"
brand: "ultum nature systems"
price: "¥63899"
currency: JPY
in_stock: true
category: "Ultum Nature Systems"
url: https://www.desertcart.jp/products/553250347-uns-ultra-clear-rimless-tank-3-1gal-12l-7-87x7
store_origin: JP
region: Japan
---

# 45° mitered rimless edges 91% clarity low iron glass 5-12mm thick durable glass UNS Ultra Clear Rimless Tank - 3.1GAL | 12L - 7.87x7.87x11.81 | 20x20x30 CM, 5mm Glass Thickness, Leveling Mat Included - Low Iron, High Clarity Fish Tank w/ 45° Mitered Edge - [20T]

**Brand:** ultum nature systems
**Price:** ¥63899
**Availability:** ✅ In Stock

## Summary

> 🐠 Elevate your aquatic aesthetic with crystal clarity and sleek design!

## Quick Answers

- **What is this?** UNS Ultra Clear Rimless Tank - 3.1GAL | 12L - 7.87x7.87x11.81 | 20x20x30 CM, 5mm Glass Thickness, Leveling Mat Included - Low Iron, High Clarity Fish Tank w/ 45° Mitered Edge - [20T] by ultum nature systems
- **How much does it cost?** ¥63899 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/553250347-uns-ultra-clear-rimless-tank-3-1gal-12l-7-87x7)

## Best For

- ultum nature systems enthusiasts

## Why This Product

- Trusted ultum nature systems brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** German-made silicone bonding ensures moisture resistance and long-term durability.
- • **Stable & Secure Setup:** Includes a dense foam leveling mat to prevent slipping and protect your investment.
- • **Sleek Minimalist Design:** Rimless 45° mitered edges crafted with the golden ratio for a modern, elegant centerpiece.
- • **Perfectly Sized for Your Space:** Compact 3.4-gallon tall tank fits seamlessly into any professional or home environment.
- • **Crystal-Clear Viewing Experience:** Ultra-clear low iron glass eliminates green tint for true-to-life aquatic visuals.

## Overview

The Ultum Nature Systems Ultra Clear Rimless Aquarium features premium low iron glass with 91% clarity and 45° mitered edges for a seamless, modern look. Constructed with durable German silicone and a leveling mat included, this 3.4-gallon tank offers both style and stability, making it a top choice for discerning aquascaping enthusiasts.

## Description

desertcart.com : UNS Ultra Clear Rimless Tank - 3.1GAL | 12L - 7.87x7.87x11.81 | 20x20x30 CM, 5mm Glass Thickness, Leveling Mat Included - Low Iron, High Clarity Fish Tank w/ 45° Mitered Edge - [20T] : Pet Supplies

## Features

- Ultum Nature Systems rimless aquariums are a staple within the aquascaping community – Our tanks are designed using the golden ratio while keeping a minimalist appearance in mind, combined with the increased clarity of ultra clear glass, they are aesthetically pleasing in any room.
- Crafted with low iron 91% clarity glass and 45-degree corners – The glass appears clearer with a minimal greenish or blue tint with uninterrupted edges, providing a more true-to-life representation of your aquatic environment.
- Constructed with German made silicone – Bonded together using high quality adhesive rated for moisture and durability, our tanks give peace-of-mind for even the most dedicated aquarium enthusiasts.
- Leveling mat included – Leveling mats add a non-slip surface to the base of your tank and are a necessity for adding support and stability for keeping your tank safe and secure from shifting or slipping.
- 20T - 7.87" x 7.87" x 11.81"

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BYTP2S5F |
| ASIN  | B0BYTP2S5F |
| Additional Features | Easy to Clean, Rimless |
| Best Sellers Rank | #29,818 in Pet Supplies ( See Top 100 in Pet Supplies ) #17 in Aquariums |
| Brand Name | Ultum Nature Systems |
| Color | Tall |
| Customer Reviews | 4.8 4.8 out of 5 stars (361) |
| Date First Available  | March 17, 2023 |
| Included Components | Black Dense Foam Leveling Mat |
| Item Dimensions L x W x H | 7.87"L x 7.87"W x 11.81"H |
| Item Shape | Rectangular |
| Item Weight | 4.58 kg |
| Manufacturer | Ultum Nature Systems |
| Manufacturer  | Ultum Nature Systems |
| Material Type | Glass |
| Number of Items | 1 |
| Number of Packs | 1 |
| Pet Type | Fish |
| Product Dimensions  | 7.87 x 7.87 x 11.81 inches; 10.1 pounds |
| Product Style | Classic |
| Specific Uses For Product | Indoor |
| Tank Volume | 3.2 gallons |
| Target Species | Fish |
| UPC | 810004573697 |
| Unit Count | 1 Count |
| Vivarium Type | Aquarium |

## Product Details

- **Brand:** Ultum Nature Systems
- **Color:** Tall
- **Item Weight:** 4.58 kg
- **Material:** Glass
- **Product Dimensions:** 7.87"L x 7.87"W x 11.81"H
- **Shape:** Rectangular
- **Special Feature:** Easy to Clean, Rimless
- **Specific Uses For Product:** Indoor
- **Style:** Classic
- **Tank Volume:** 3.2 gallons

## Images

![UNS Ultra Clear Rimless Tank - 3.1GAL | 12L - 7.87x7.87x11.81 | 20x20x30 CM, 5mm Glass Thickness, Leveling Mat Included - Low Iron, High Clarity Fish Tank w/ 45° Mitered Edge - [20T] - Image 1](https://m.media-amazon.com/images/I/81KhLnvwuYL.jpg)

## Available Options

This product comes in different **Pattern, Size** options.

## Frequently Bought Together

- Ultum Nature Systems Ultra Clear Rimless Aquarium - Low Iron Glass Fish Tank with 45° Mitered Edges, 5mm-15mm Thick, Leveling Mat Included - 20T, 5mm Glass (7.87x7.87x11.81IN | 20x20x30CM)
- Ultum Nature Systems Lids w/Clips for Rimless Aquariums - Rimless Aquarium Lid, Fish Tank Lid Cover for Glass Aquarium, Frameless Aquarium Lid, Fish Tank Lid Replacement - 20C/20T Lid - Flush Fit

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**Shop now:** [https://www.desertcart.jp/products/553250347-uns-ultra-clear-rimless-tank-3-1gal-12l-7-87x7](https://www.desertcart.jp/products/553250347-uns-ultra-clear-rimless-tank-3-1gal-12l-7-87x7)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-11-02*