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 Comparison Chart for Under Sink Reverse Osmosis THUNDER® Series C, M & P Models 
*Faucet and hardware are included. 
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1,000C 1,000M  2,000C 2,000M 3,000C 3,000M 4,000C 4,000M
Stages of Filtration 12 15 13 16 13 16 14 17

Available in: 

50, 75 or 100 

Gallons Per Day (GPD)*

Membrane Filtration Technologies 

(click to buy a new replacement  cartridge)

  • 1 UF*
  • 1 RO*
  • 1 UF*
  • 1 RO*
  • 1 UF*
  • 1 RO*
  • 1 UF*
  • 1 RO*
  • 1 pre & 1 post UF*
  • 1 RO*
  • 1 pre & 1 post UF*
  • 1 RO*
  • 1 pre & 1 post UF*
  • RO*
  • 1 pre & 1 post UF*
  • 1 RO*

Cartridge Included

(click to buy a new replacement  cartridge)

C Cartridge* M Cartridge* C Cartridge* M Cartridge* C Cartridge* M Cartridge* C Cartridge* M Cartridge*
UltraViolet Light Water Sterilizer
Pressure Valve* Option  1,000CP 1,000MP 2,000CP 2,000MP 3,000CP 3,000MP 4,000CP 4,000MP

 

Additional Cartridge Options: Ionizer Cartridge, Fluoride Cartridge, Arsenic Cartridge, Nitrate Cartridge

* Gallons Per Day (GPD) is based on daily consumption rate.

* Pressure Valve Systems should be considered if you have low water pressure.

Reverse Osmosis - Under Sink

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