This Everpure EV929670 ROM-PFK Pre and Post Filter Twin Cartridge Set comes with both the Prefilter (ROM-PRE) and the Postfilter (ROM-PST) used in the Everpure EV929650 ROM IV Reverse Osmosis System. The ROM-PRE Prefilter Cartridge is NSF Standard 58 certified, and also prolongs the life of the reverse osmosis membrane and improves the overall taste of your drinking water.

Specifications:

• Prefilter Sediment Reduction: 5 microns
• Postfilter Sediment Reduction: 5 microns
• Prefilter Type: Dirt and Particles 
• Post Filter Type: Carbon Block 
• Filter Life (Months): 12
  
• Operating Pressure: 40-100 psi
  
• Operating Temperature: 32-120° F
  

Installation and Operation Tips:

• Allow 2-1/2” (6.35 cm) clearance below the cartridge for easy cartridge replacement
• Replace the Everpure prefilter and postfilter carbon cartridges every 12 months.