Compatible Model: RO100DS/CEL NSF/ANSI 58 certified Reverse Osmosis Membrane Enhanced Filtration: With a pore size of 0.0001µm, the RO membrane is certified for reducing heavy metals, antibiotics, fungi, PFOA and PFOS, chlorine, viruses and more 1000+ contaminants from the water to bring you clean and refreshing water. Longer Service Life: High-quality and durable filters reduce the number of times they need replacing and cut your running costs. The membrane shipped dry in an original sealed package, has a lifespan of 24 months (Actual lifetime of the filters may differ depending on the input water quality, season and the real running time of product.) Working Pressure: 14.5 to 58 PSI; Working Temperature: 5 to 38°C Filter Element Of Reverse Osmosis Under-Sink 100GPD-DS/CEL-RO