Stage 1
Microline S7011 Sediment Filter 5 Micron 2" x 12" - - Replace Every 12 Months
Stage 2
Microline S1224RS Reverse Osmosis Membrane CTA 14 GPD - - Replace Every 24 Months
Stage 3
Microline S7025 Carbon Filter GAC 2" x 12 - - Replace Every 12 Months
Stage 4
Omnipure K2333 Inline Carbon Filter GAC T33 2" x 6" - - Replace Every 12 Months