20 Gallon Glass Aquarium – 24 x 12.5 x 17.25 in – Large Clear Rectangular Rimmed Freshwater/Saltwater Fish Tank for Betta, Goldfish, Guppy, Shrimp for Home or Office Aquascaping

The SubstrateSource 20 Gallon Glass Aquarium measures 24 x 12.5 x 17.25 in / 60.9 x 31.75 x 43.81 cm, offering a spacious rectangular tank for fish, plants, corals, and aquatic decor, while maintaining a compact footprint that fits comfortably in office, or home settings. Designed by SubstrateSource, a brand dedicated to thoughtful aquarium solutions, this tank reflects the company’s focus on providing versatile and approachable products for both new and experienced hobbyists. Crafted from clear glass panels and sealed with aquarium-grade silicone, the aquarium is reinforced with a black rim that accommodates a variety of lids, lighting systems, and filtration equipment, giving aquarists the flexibility to customize their setup. The rectangular layout provides unobstructed interior space, supporting both simple starter arrangements and more detailed aquascapes, making it suitable for betta, guppy, goldfish, shrimp, community freshwater tanks, or even small-scale saltwater and brackish projects. SubstrateSource emphasizes functional, user-friendly aquariums that balance durability with clean presentation. This 20-gallon tank offers generous viewing angles, allowing hobbyists to observe fish activity, coral placement, plant growth, and hardscape arrangements with clarity. Its strong construction, balanced dimensions, and flexible layout make it a solid foundation for aquarists planning freshwater aquascapes, brackish habitats, or compact reef-style displays. Whether chosen for beginners starting their first tank or advanced hobbyists building intricate environments, the SubstrateSource 20 Gallon Glass Aquarium provides a practical and adaptable option for a wide variety of aquatic setups.
Product Dimensions ‏ : ‎ 24 x 12.5 x 17.25 inches
Item model number ‏ : ‎ GRA20G
Date First Available ‏ : ‎ September 9, 2025
Manufacturer ‏ : ‎ SubstrateSource
ASIN ‏ : ‎ B0FPXRTPKT
Best Sellers Rank: #37,545 in Pet Supplies (See Top 100 in Pet Supplies) #41 in Aquariums
Customer Reviews: 4.2 4.2 out of 5 stars (35) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Spacious Design: The SubstrateSource 20-gallon glass aquarium measures 24 x 12.5 x 17.25 in, providing ample large interior space for fish to swim and plants to flourish, while remaining compact enough to fit comfortably in home or office settings.
Durable Construction: Crafted from thick, clear glass panels and sealed with aquarium-grade silicone, this glass tank is reinforced with a sleek black rim, combining structural strength with clear visibility and a clean, modern look.
Rectangular Layout for Aquascaping: The tank’s rectangular footprint provides unobstructed space for creative hardscape and plant arrangements, accommodating both starter setups and more intricate aquascapes.
Equipment-Friendly Rim: The black plastic rim accommodates a variety of lids, lighting systems, and filters, providing practical options for fishkeeping projects or dedicated betta, guppy, goldfish setups, as well as small-scale brackish or shrimp aquariums.
Flexible Setup: Its manageable size and simple layout make this aquarium tank approachable for those new to fishkeeping or aquascaping, while still providing flexibility for more experienced hobbyists to create detailed setups.