Penn Plax is a name that stands for Quality, Innovation and Integrity, In the Pet Industry for over 50 years, Experience a great line of Pet Products in all categories!, Penn-Plax is committed to creating and manufacturing innovative pet products for first-time pet owners and serious hobbyists alike, , Category: Aquarium Supplies/Maintenance, Sub Category: Filters, For 15/20H Gallon Aquariums, The Best Traditional Undergravel Filter on the market!, Cubes: 0, 0156, Weight: 2, 4200, Dimensions: 12"" x 24"", SKU: PPPHM1170