
The first stage of your filtration system, paramount to keeping plumbing waste out of your home. If you've never seen sand particles coming out of your faucet, you're in luck. This is my first stage which I swap out every 6 months or depending on throughput.

NANPU Compressed Air Filter Regulator Combo: Brass Element, Semi-Auto Drain, 0-150 Psi Gauge, And More
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NANPU Air Drying System With Double Filters And Pressure Regulator Combo For Clean And Controlled Air Supply
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NANPU 1/2" NPT Air Drying System - 5 Micron Particulate Filter, 0.01 Micron Coalescing Filter, Air Pressure Regulator Combo - Semi-Auto Drain, Poly Bowl W/Metal Gauge
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NANPU 1 FRL Air Filter Regulator Lubricator Combo With 0-150 Psi Gauge, 5 Micron Brass Element, Poly Bowl & Semi-Auto Drain - Metal Bracket Included
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