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RO MEMBRANES

THUNDER© freshwater, VIPER© brackish water, and SHARK© seawater desalination membranes — ISO 9001:2015 certified, manufactured to the highest quality standards.

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Freshwater Membrane
THUNDER© Freshwater RO Membrane — 50 GPD
Low-energy TFC freshwater membrane for residential under-sink RO systems. 99%+ rejection for dissolved solids, heavy metals, and PFAS. Fits all Thunder© Series housings.
50 GPD99%+ RejectionTFCThunder© Compatible
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Freshwater Membrane
THUNDER© Freshwater RO Membrane — 75 GPD
Higher-output 75 GPD low-energy freshwater membrane. Ideal for higher-demand households or when faster tank refill is needed.
75 GPDLow EnergyHigh OutputTFC
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Freshwater Membrane
THUNDER© Freshwater RO Membrane — 100 GPD
Standard 100 GPD residential membrane. The most popular size for Thunder© 1000C, 3000C, and 4000MP systems. ISO 9001:2015 certified manufacturing.
100 GPDISO 9001:2015Most PopularTFC
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Freshwater Membrane
THUNDER© Freshwater RO Membrane — 200 GPD
High-output 200 GPD membrane for whole-house under-sink applications or commercial light-use systems requiring faster production.
200 GPDHigh OutputWhole HouseCommercial Light
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Brackish Membrane
VIPER© Brackish Water RO Membrane
Brackish water TFC membrane rated for high-salinity feed water up to 10,000 ppm TDS. High rejection rate for sodium, chloride, and dissolved minerals.
Brackish WaterHigh TDSHigh RejectionVIPER© Compatible
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Brackish Membrane
VIPER© Low-Fouling Brackish Membrane
Specialty low-fouling brackish membrane for feed water with elevated organic content or silica. Extended membrane life and higher recovery rates.
Low FoulingHigh Silica OKExtended LifeVIPER© Compatible
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Seawater Membrane
SHARK© Seawater Desalination Membrane
High-pressure seawater RO membrane rated for 35,000 ppm TDS ocean water. Operates at 800–1,000 psi. Fiberglass housing compatible. ISO certified.
Seawater35,000 ppm TDS800–1,000 psiFiberglass Housing
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Seawater Membrane
SHARK© XL Seawater Membrane (8-inch)
Large-element 8-inch seawater membrane for high-capacity desalination plants. Higher flow rates per element reduce system footprint and capital cost.
8-inch ElementHigh CapacityCapital EfficientSHARK© Compatible
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