4 Stage XL 300GPD Reverse Osmosis RO DI Water Filters Replacements. Sediment- polypropylene foam filter cartridge removes sand, rust, silt and other sediments up to 5 Micron.
Activated carbon block The carbon is formed in specially pressured, high density blocks to gain high adsorption rate of chlorine, other chemicals and multi particle organic substances. Reverse Osmosis membrane 300GPD ULP3012-300. 1 Litre high quality Tulsion MB-115 resin used after RO process to further reduce your TDS reading.