Watts-SF-30 Watts String Wound Cartridge Standard 30 in Size:1 Micron replace the CK5720 when you

replace the CK5720 when you see a 10-15 PSI drop from baseline

and specialty media filters where the Fleck valve cycles in standard downflow backwash mode

Results in Minutes

Compatible membranes and systems

Watts-SF-30 Watts String Wound Cartridge Standard 30 in Size:1 Micron replace the CK5720 when youWatts Professional Series Watts SF 30 String Wound Sediment Cartridge Industrial length 30 inch polypropylene string wound filter for whole house and commercial applications 100% Polypropylene FDA Compliant Multi Micron Available WHY IT WORKS Extended contact and graduated density filtration String Wound Construction Polypropylene string wound in a precise pattern creates graduated density filtration. Larger particles trapped at the surface, finer