Vertex IsoTwist 550R - (2X) Filter set Bundle

Aloha Pure Water Verified independent store

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IsoTwist 550-R Filters Stage 1 - ISOTwist Sediment Filter - 1/4-turn 5-micron poly-spun cartridge Stage 2 - ISOTwist Carbon GAC Filter - 1/4-turn 10-micron granular activated carbo n filter Stage 3 - ISOTwist Carbon Block Filter - 1/4-turn 5-micron carbon block filter Stage 5 - ISOTwist Carbon Block Filter - 1/4-turn 5-micron carbon block filter IsoTwist Membrane Replacement Compatible with the 4 and 5 stage system 50 GPD Show more