All Glass Aquarium AAG25820 Inc Strip Light, 20-Inch All-Glass Strip-Lights are used with Versa-Tops for proper aquarium lighting These are exact strip-light replacements for Full Hoods 20-Inch Black Incandescent bulbs not included. All-Glass Strip-Lights are used with Versa-Tops for proper aquarium lighting These are exact strip-light replacements for Full Hoods 20-Inch Black All-Glass Strip-Lights are used with Versa-Tops for proper aquarium lighting These are exact strip-light replacements for Full Hoods