6-Piece Pool Hot Tub Filter Set - D-Type - Summer Wave Replacement Filter Compatible with Summer Waves, Summer Escapes, and Intex Type D filters for pool and spa cleaning systems. Fits models SFS-350, RP-350, RP-400, RP-600, RX-600, and SFS-600 cartridges. High-quality filter cartridge designed to keep pool water clean and clear. Helps maintain optimal performance of pool pumps. Features innovative filtration technology that captures more impurities than standard fabrics. Effectively removes hair, leaves, dust, debris, sand, and other contaminants. Provides improved water clarity for a more enjoyable swimming experience. Constructed with uniform, high-performance trilobal fabric that enhances dirt retention and allows for easier cleaning. Filter can be rinsed and reused between replacements. Includes 6 replacement filter cartridges. It is recommended to replace the cartridges every 2 weeks to maintain efficient filtration and system performance. Designed for use with outdoor inground pools and spas. These filters help support consistent water quality throughout the season. Dimensions: Length: 9.5 cm. Outside diameter: 10.5 cm. Top opening: 2 inches. Bottom opening: 2 inches.