Keep your Robotic Pool Cleaner working efficiently with our Ultra Fine Filter Replacement. Improve your water quality with our high-quality Filter Replacement for Robotic Pool Cleaner Parts. Compatible with Dolphin Premier, DX6, Deluxe 4, Deluxe 5, DLX4, DLX5, DX5S, Triton (old), Quest, Edge, (old), Advantage Plus (old), (old), Wave 75, Prowler 820, Prowler 830 Robotic Pool Cleaners The ultra-fine sturdy filter paper grabs sand, sediment and leaves more than regular fabric. Allowing for greater debris reduction Eatured thick pleated fabric with a strong plastic support frame to hold shape, which is not easily deformed when pool water flows through Make with Heavy-duty ABS Plastic Frame andamp; Super-Fine Pet Filter Paper with pleated, firmly supports the filter layer and prevents it from breaking during operation. Please rinse the filter every 4-6 weeks for optimal performance. Replacement Number: 9991425-R4 Color: black and white Material: ABS Package Contents: 6 x Pool Cleaner Filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.