75 GPD Reverse Osmosis Membrane-NSF certificated -Pack of 4

About this item 75 GPD Ro membrane,Reduce total dissolved minerals, Heavy Metal,Arsenic,Lead,Mercury,Fluoride and more  High Quality - NSF/ANSI Standard 58 certificated Standard size ( Membrane Dimensions: 11. 75" x 1. 75" ), Fits 1812/2012 residential RO membrane housings (2” Inner Diameter ). Pack of 4 x 75 GPD RO membranes in the box Life Span-It depends on usage amount and feed water quality. Usually,24 months or 35,000 Gallons pure water for most tap water (200-500 ppm) Friendly Design, Easy installation. It is suitable for most Reverse Osmosis Water Filtration System.Please note to flush new membrane 30 minutes Product description Operation Specification: FEED WATER PRESSURE :35 - 100 PSI TEMPERATE: 40 - 110°F/5-45°C PH :3.0 -11.0 MAX TDS 1000 MG/L TURBIDITY < 1.0 NTU MAX SDI <4.0 HARDNESS < 5 GPG IRON <0.1 Life time :15-24months as your feed water quality Shelf life: 2 years in original sealed package. Note: 1. DO NOT FREEZE. 2. Please keep flush new membr