High-Efficiently: This pleated robotic cleaner filter removes dirt and debris from the pool, such as leaves, dust and diatoms etc. It makes your swimming pool spotless.
Durable: ABS plastic frame, more sturdy and durable. It firmly supports the filter layer and prevents it from breaking during work.
Long-Lasting: If properly used, these ultra-fine filters can last 2-3 years. Please rinse the filter every 4-6 weeks for optimal performance.
Compatibility: Precise design robotic cleaner replacement filter kit is perfectly compatible with Dolphin Nautilus CC Plus, M400, M500, M200 robotic pool cleaners.
Dimensions: 10-1/2" x 6-3/8" each one, package include 4pcs, same as the original model number 9991432-R4.