Maytronics DX3/4 Ultra Fine Cartridge Filter Panels [Qty-4] (9991422-ASSY) coverlifts This product is intended for

This product is intended for service and maintenance work where dependable fit matters more than guesswork

Helps restore reliable in-line spa heating

This replacement is especially useful when the original exchanger is cracked

That helps restore cleaner operation while keeping the rest of the filter assembly in place

reduce installation friction

Maytronics DX3/4 Ultra Fine Cartridge Filter Panels [Qty-4] (9991422-ASSY) coverlifts This product is intended forUltra fine cartridge filter panels help capture smaller debris inside a compatible robotic cleaner, and this Maytronics version is designed for DX3 and DX4 applications and supplied in a quantity of four using the 9991422 ASSY reference. Fine filtration panels are useful when the cleaning environment calls for tighter debris capture than a more open filter style can provide. This set has practical value because replacing all four panels together helps