Aquascape Brush Cartridge Set for MicroSkim and Signature Series 200 Skimmer Pond and Water Feature Filtration | 99772 Replacement skimmer brush set with frame for Aquascape Signature Series 200 Skimmer (43020) and MicroSkim Skimmer (99771) Filter Effectively filters out larger sticks and debris Measures: 15.5-inch x 4-inch by 12.75-inch