• Open 2 15/16" top and bottom style 

• Area: 100 sq. ft. 

• Part number: Filbur FC-1638 

• Weight: 4 oz. 

• Compatible replacement for Sonfarrel 2301600 and Unicel C-7419 

Kit Pools 2301750 R Compatible Pool Filters are compatible replacement pool filter cartridges. They are made with extruded PVC cores which ensure long-lasting strength and structural integrity. Pool and spa filters from Filbur use Reemay filter media exclusively which is secured by break resistant bands which keep the pleats evenly spaced for better filtration. These swimming pool filters feature antimicrobial end caps which inhibit the formation of mildew, odors, mold and bacteria throughout the life of the filter.