Grooved 10" x 2.5" Sediment Water Filter 5 Micron Compatible Repleacement for Selecto Scientific 101-230 & Everpure EC110 EV9534-12 The cartridges are high quality low cost alternatives to Whirlpool WHKF-GD05 5 micron dirt removal rating with raised grooved for longer service life 8 gallon per minute flow rate Replace cartridge every 3-6 months or upon substantial pressure reduction