Ultima VII RO System

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The Ultima VII is a standard, five-stage, undersink reverse osmosis system. This system uses three drop-in cartridge pre-filters, an RO membrane and an inline post-filter. See below for the replacements. 

 

STAGES:

  • STAGE 1 - Sediment Pre-Filter (93023) - Replace Every 12 Months
  • STAGE 2 - Carbon Block Post-Filter (OMB934-5m) - Replace Every 12 Months
  • STAGE 3 - Carbon Block Post-Filter (OMB934-5m) - Replace Every 12 Months
  • STAGE 4 - RO Membrane 50 GPD (555694-00) - Replace Every 24 Months
  • STAGE 5 - GAC Post-Filter (CL10ROT33-BB) - Replace Every 12 Months