These filters have a slightly shorter life than the Dow Finisher (Filter #5). I keep a Pentair in a 20" tall blue pre-softener and reverse osmosis. I'll keep at it for as long as the current reverse osmosis system lasts.
Milton 1108 Duo Filter Regulator
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🔇 Enhanced Performance Solberg FS 06 050 Filter Silencer Diameter: An Efficient Solution for Noise Reduction
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🔧 NANPU Regulator Lubricator Separator with Compressed Function
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