(4) Pack of 4.5 x 9.75 Inch String Wound Replacement Water Filter Cartridges Compatible with 3M Aqua-Pure AP814
Four 4.5 inch X 9.75 inch Polypropylene String Wound Water Filter Cartridges
Compatible in all large diameter and "Big Blue" style water filters
20 gallon per minute flow rate
Replace cartridge every 6 months or upon substantial pressure reduction
Four 4.5 x 9.75 inch water filters. These replacement cartridges are an ideal choice for the value conscious consumer.
Precision winding patterns ensure accurate filtration ratings and high retention efficiencies. Performance is commensurate to the competition at a fraction of the cost.
The KW4510SW is manufactured from a durable polypropylene cord that is wound around a rigid polypropylene core. The large exposed surface area gives this cartridge impressive dirt-loading capacity. Thus it can perform longer and more efficiently. The cartridge effectively removes dirt, rust and sediment. The KW814 is available with 5, 20 or 50 micron ratings. The lower the micron rating number the tighter the filtration capability To provide prospective micron sediment entrapment rating it is important to note the naked human eye can see down to 20 micron and a human hair is 100 microns in diameter. The 20 gallon per minute flow rates allow for residential, commercial and industrial applications.
These cartridges have an industry universal dimension of 4.5 inch x 10 inch makes them compatible with filter housing manufacturers such as GE (GXWH35F, GXH30C, GXWH40L), Whirlpool (WHKF-DWHBB), Cuno(AP801), Sears/Kenmore(38448), Culligan(Big Blue) and Ametek (Big Blue), among others.