Acrylic Fish Tank Divider Clear Aquarium Divider for 15/20 Gallon Long Tank

There are various shapes of fish tanks, please measure the width of your fish tank before buying to confirm that the product size is suitable.
Transparent divider is too thick to cut manually so cutting machine is needed for any modification.
Fish Tank Divider requires assembly.
Please measure your tank.
Please measure your tank.
Please measure your tank.
Product Dimensions ‏ : ‎ 11.22 x 1.18 x 10.98 inches; 1.19 pounds
Item model number ‏ : ‎ Lyl-atd-15-20l
Date First Available ‏ : ‎ May 15, 2026
Manufacturer ‏ : ‎ LEYOULAND
ASIN ‏ : ‎ B0H1WPV6D6
Best Sellers Rank: #37,666 in Pet Supplies (See Top 100 in Pet Supplies) #10 in Aquarium Décor Tank Dividers
Customer Reviews: 4.5 4.5 out of 5 stars (5) 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); } }); });
Perfect Size & Safe Design: Specifically Designed for 15 gallon/20 gallon long tank, this fish tank divider features an adjustable width of 11.2″-12.2″ and a height of 11″ with a 0.15″ (4 mm) aperture. It’s perfectly suitable for aquariums with a 12-inch width or 20gal long tank and 15gal long tank. Utilizing precision laser cutting, both the circumference and the hole are smooth, and the well-designed aperture ensures the safety of your fish. (Please measure your tank before purchasing!)
Premium Acrylic Material: Crafted from high-quality, transparent acrylic fish tank separator material (PMMA) with over 92% light transmittance, ensuring this aquarium divider won’t affect your aquarium landscaping and viewing. This eco-friendly, non-toxic material offers high hardness, excellent corrosion resistance, and is incredibly easy to clean
New Upgraded Design: Long clips on both sides make installation easier, small suction cups fit the fish tank wall better, and adjustable width ensures that non-standard tanks are also suitable. The top and bottom are designed with fish combs, which allow impurities on the water surface and bottom to pass through
Complete Accessories Included: This 20 gallon fish tank divider kit includes transparent suction cups and fixing clips. It is incredibly easy to install, with no need to purchase extra accessories—we have even provided additional accessories as spares for your convenience
Protective & Secure Packaging: To prevent scratches, both sides of this acrylic fish tank isolation board are covered with protective films. The accessories are packaged separately, and the partition is wrapped with shock-absorbing materials for transport protection. If anything is missing or damaged during shipping, please feel free to contact us