Pure-Tel RO-3 And Ro-5 Reverse Osmosis Filters

Pure-Tel RO-3 And Ro-5 Reverse Osmosis Filter Pack Replacement Filter Pack for Pure-Tel RO-3 And Ro-5 5-Stage Reverse Osmosis System All Filters are Made in the USA NSF Certified for Pure-Tel High Purity Reverse Osmosis Systems Fits Pure-Tel RO-3 And Ro-5 Includes (1) 5 Micron Pre-Filter (Pure-Tel R1111, FLTR-1010) (2) Carbon Block Pre-Filters (Pure-Tel FLTR 3900) (1) 1/4" NPT In-Line GAC Post-Filter (Pure-Tel FLTR-2112) (1) Silicone Packet (1) RO Sanitizing Packet (1) Syringe Detailed Instructions Membrane Sold Separately It is recommended that filters be changed at 6 or 12 month intervals, depending upon water quality.