This glass lid is heavy and folds in the middle. Brand new we bought the wrong size. 36*18 BREEDER SIZED TANK, NOT STANDARD AQUARIUM Brand Name‎AqueonTarget Audience Keyword‎fishDirections‎As LabeledWarranty Description‎As LabeledModel Name‎40 gallon Breeder Versa Aquarium Top, 36" x 18" ClearAge Range Description‎All Life StagesManufacturer‎OCEANIC SYSTEMS, INC.Included Components‎40 gallon Breeder Versa Aquarium Top, 36" x 18" ClearAdditional InformationASIN: B0002AS80MCustomer Reviews: 3.8 out of 5 stars 344ReviewsBest Sellers Rank: #21,073 in Pet Supplies (See Top 100 in Pet Supplies)#10 in Aquarium HoodsDate First Available: October 2, 2001Important informationDire