300-gallon square fiberglass tank with a flat bottom with 3" flange. Includes interior and exterior FDA approvable gel coat. Legs and/or fittings, sumps, and viewing windows in image not included in price, ask for quote on accessories. Dimensions: •  Length: 48" •  Width: 48" •  Height: 30" •  Thick: 1/4" * Listed measurements are inside dimensions. Outside dimensions can be as much as 12" larger due to structural flange requirements.