Description
The Pentair FreshPoint GRO75-RC Reverse Osmosis Membrane is a genuine OEM replacement membrane designed to restore and maintain the performance of Pentair FreshPoint reverse osmosis drinking water systems. Engineered for high rejection efficiency, this membrane effectively reduces a wide range of dissolved contaminants while delivering clean, great-tasting water for your home or business.
Built with advanced thin-film composite (TFC) technology, the GRO75-RC membrane ensures consistent filtration performance, long service life, and reliable water quality when replaced at recommended intervals.
Features & Benefits
- 75 Gallons Per Day (GPD) Capacity
- Designed to produce up to 75 gallons of purified water per day under standard operating conditions.
- Advanced TFC Membrane Technology
- Effectively reduces total dissolved solids (TDS) and a wide range of contaminants for superior drinking water quality.
- High Rejection Rate
- Removes up to 98% of dissolved salts, heavy metals, and other impurities.
- Genuine Pentair OEM Replacement
- Ensures proper fit, performance, and compatibility with FreshPoint RO systems.
- Improves Taste, Odour & Clarity
- Produces clean, refreshing drinking water ideal for cooking, beverages, and daily use.
- Sealed, Ready-to-Install Design
- Protects membrane integrity and simplifies replacement.
Contaminant Reduction
Designed to reduce:
- Total Dissolved Solids (TDS)
- Lead and heavy metals
- Nitrates and sulfates
- Arsenic*
- Chloride and sodium
- Dissolved minerals affecting taste and odour
*Reduction dependent on water quality and system configuration.
Compatibility
- Compatible with Pentair FreshPoint reverse osmosis systems
- Specifically designed for systems requiring GRO75-RC membrane
- For use with municipal and properly treated well water
- Always verify system model before ordering
Maintenance & Replacement
- Recommended replacement interval: every 24–36 months, depending on water quality and usage
- Replace pre-filters regularly to protect membrane life
- Monitor water taste and TDS levels for optimal performance
- Proper maintenance ensures consistent flow and contaminant reduction
Applications
- Residential drinking water systems
- Under-sink reverse osmosis systems
- Offices and light commercial applications
- Replacement during routine RO system servicing

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