Reference guides
Pool filter cartridge guides
Short procedures that support the data tools without replacing equipment-manufacturer instructions.
Clean or replace a pool filter cartridge
Decide whether to clean or replace a pool filter cartridge by checking the media, bands, core and end caps, then identify the replacement by size.
Measure a pool filter cartridge
Measure a pool filter cartridge by part number, diameter, length, end caps and pleats, then use those details to find a compatible replacement.
OEM vs aftermarket pool filter cartridges
Compare OEM and aftermarket pool filter cartridge references, learn what equivalent means, and verify dimensions, end caps, fitment and source conflicts.
Pool filter cartridge area explained
Understand pool filter cartridge square footage, why catalogs can disagree, and how pleats, depth and length relate without treating area as a fit check.
Pool filter cartridge end-cap types
Identify open, closed, handled, threaded, gasketed and slotted pool filter cartridge end caps using the exact terms found in our cartridge data.
Comparisons
Sand vs cartridge pool filters
Compare sand and cartridge pool filters by media, maintenance and equipment fit so you can understand the system you have without relying on sales claims.
Unicel vs Pleatco vs Filbur cross-references
Compare Unicel, Pleatco and Filbur cartridge numbering and dataset coverage, with real case studies showing dimension and square-foot conflicts.
Open the cartridge lookup after recording the printed part number or measurements.