Filbur 24" 48 sf DE Filter Grid Set | FC-9540 Pool Heaters Replace the unit every 6

Replace the unit every 6 months (or sooner if heavy pool usage or high water demand) to maintain effectiveness

Variable speed technology enables optimized flow rates for maximum energy savings

Air release valve leaks: Ensure the button is fully seated and O-ring is clean

Designed for compatibility with a wide range of fittings

and verify tank mounting surface is solid

Filbur 24" 48 sf DE Filter Grid Set | FC-9540 Pool Heaters Replace the unit every 6Filbur FC 9540 Universal D. E. Filter Grid Set 48 Sq. Ft. The Filbur FC 9540 is a complete universal D. E. filter grid set designed for 48 square foot pool filter applications. This replacement set is commonly used in compatible D. E. filter systems that require a full set of 24 inch grids for efficient dirt capture and clear pool water. Features Genuine Filbur replacement D. E. filter grid set Part number: FC 9540 48 square foot universal D. E. grid