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Home>Drinking Water Systems>Reverse Osmosis Systems > PUROTWIST-PT4000T50-SS-AG


PuroTwist 4000 Reverse Osmosis Water Filtration System

4-Stage RO; 50 Gallons Per Day; Air Gap

PuROTwist 4000 Reverse Osmosis Drinking Water System
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Product Code: PUROTWIST-PT4000T50-SS-AG
Retail Price: $320.85
  • PuROTwist 4000 RO System:
  • See this informative document RO Systems: What They Are & What They Do

  • The PuROTwist 4000 Reverse Osmosis System includes faucet, filters, membrane, RO tank, installation kit, and installation instructions.
  • The PuROTwist 4000 Reverse Osmosis System reduces barium, cadmium, chromium III & VI, copper, fluoride, lead, mercury, nitrate, nitrite, radium, selenium, and TDS.
  • The PuROTwist 4000 RO System produces healthier, better-tasting drinking water and cooking water.
  • Improves flavor of hot and cold beverages including coffee, tea, and juices.
  • Less expensive per glass than bottled water.
  • System Conforms to ANSI/NSF Standards 58 for performance class.
  • The PuROTwist 4000 is a 4 Stage Reverse Osmosis Drinking Water System
  • Designed for quick and simple installation and maintenance
  • PuROTwist 4000 RO Specs:
  • Pressure Requirement: 30-100 psi
  • Temperature: 40F to 100F (4C to 38C)
  • Flow rate of membrane is 50 gallons of water per day
  • Manufacturer: PuROTwist PT4000T50-SS AG
  • PuROTwist 4000 Reverse Osmosis Replacements:
  • Easy change system provides a clean method to replace spent cartridges without any mess. Just turn off water & twist to remove filters and replace.
  • Filters should be replaced every 6-12 months depending on the quality of your water.
  • PuROTwist Reverse Osmosis Membrane should be replaced every two years depending on the quality of your water.
  • STAGE 1 - 5 Micron Sediment Filter: Removes dirt, sediments, sand, and other physical particles. Purchase the Omnipure Q-Series Q5605 filter. Replace every 6 months depending on water quality.
  • STAGE 2 - Carbon Block: Provides protection to the RO membrane from free chlorine and sediment. Purchase the Omnipure Q-Series Q5633 filter. Replace every 12 months depending on water quality.
  • STAGE 3 - Reverse Osmosis Membrane: Membrane reduces a high percentage of dissolved inorganics. Purchase the TQ56-50FC 50 gallon per day PuROTwist reverse osmosis system membrane. Membrane life up to 2 years depending on water quality.
  • STAGE 4 - Post Carbon Filter: A final polishing process that enhances and clarifies your drinking water. Purchase the Omnipure Q-Series Q5633 filter. Replace every 12 months depending on water quality.



Quantity Unit Price
1 - 2 $292.99
3 - 5 $284.19
6+ $275.39
Availability: In-Stock
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