The GEM coconut carbon block filter

* Dual Range 0-9990 ppm (From 0-999 ppm the seolsution is 1 ppm

Your meter will be perfectly fine and the small extra bottle is included for this purpose

Resolution:

Our RO valve experts have been providing various parts such as reverse osmosis pressure reducing valves since we first got started in 1982

10" 1 Micron Carbon Block Quantity ::6 [save 10%] The GEM coconut carbon blockOur certified carbon blocks are made from roasted coconut shells (not coal). This filter is rated at 3,000 gallons. Removes chlorine and organic matter (VOCs). A 1 micron filter is 5 times the protection required by your membrane, which requires a 5 micron. Carbon protects the membrane from oxidation and premature failure (holes in membrane) caused by chlorine breakthrough (oxidation). Standard Features : Gem coconut carbon block filters are made from