
I have reverse osmosis water for the refrigerator and a drinking faucet in the sink. I've been using these filters since 2014, the last ones are ok. 8-9 months depending on the number of people consuming drinking water. No problem, just uninstall in the right order and install in the right order.

Pentek R30 20BB Pleated Polyester Cartridge
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💧 The Ultimate Pentek Big Blue Housing NPT: Top-rated Choice for Exceptional Filtration
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💧 Pentek 150467 Blue Housing Pressure: Optimal Solution for Filtering Water
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Filter under the sink Aquaphor Crystal A, 1/2" white
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NANPU 3/8" NPT Compressed Air Filter Regulator Combo Piggyback, 5 Micron Brass Element, Poly Bowl, Semi-Auto Drain, Metal Bracket, 0-150 Psi Gauge
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🔧 NANPU 1/2" NPT Compressed Air Filter Regulator Combo Piggyback with Auto Drain, 5 Micron Brass Element, Poly Bowl, Metal Bracket, and 0-150 psi Gauge
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