3 Stage Reverse Osmosis RO Unit Complete Filters  Replacement 50 GPD

Filter 1:

Polypropylene foam filter cartridge removes sand, rust, silt and other sediments up to 5 Micron 

Filter 2:

Activated carbon block 

The carbon is formed in specially pressured, high density blocks to gain high adsorption rate of chlorine, other chemicals and multiparticle organic substances.

Filter 3:

Reverse Osmosis Membrane 50GPD