Pentair FNS Pool Filter Replacement Grid - 7 Large +1 Partial (60 Sq Ft, 30" Height) | DPM DE Filter Grid for Swimming Pools | Perfect for Pool Maintenance & Water Filtration

Core Support Reinforced connections and FramesProvides great structural integrity for longer filter cartridgesSolid one-piece construction for structural integrity 100% Polypropylene Cloth Finished to our exact standards, this cloth assures precise control of filtration efficiency, dirt holding, and D.E. cake release, handing more backwashing to outlast the competition. Cloth is rot and mildew resistant and has excellent resistance to alkalis and acids. Heavy-Duty Built Exact OEM design and material specifications for proper fit and sealEnsure optimal filtration efficiencySeams are stitched with heavy-duty, chemical resistant string and are sonic welded to prevent fraying Replacement Grids for Pentair FNS Grid Pool Filter Exceeds OEM specificationsReinforced core for added stability and durabilityCompatible with 180006, 180007, 180008 Fewer Glue Joints These combine with reinforced grid spines to increase torsional strength and prevent snapping when assembling the manifold Complete 8 Grids Set for Pentair FNS Grid Pool Filters 8 Replacement set gridsHeavy-Duty PolyesterChemical Resistant Pleated Elements