Pentair EF-1500 Series Style:Refill run the tap for a

run the tap for a few minutes to flush out any dust or little bits

Flip the handle down to turn the water back on

but this baby packs a punch

but once you start getting into the year and a half to two year range

Pentair EF-1500 Series Style:Refill run the tap for aThe baby of the Everpure EF series, this wee tiny itty bitty teensy weensy thing filters 1500 gallons before it starts bawling for a change. That said, it also filters down to 0. 5 microns, which is half the size of your typical bacteria. Which is why the NSF certified it under standard 53 to reduce cysts such as Cryptosporidium and Giardia by mechanical means. Oh, and also standard 42 for taste smell other aesthetic impurities. Oh, and its also a