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Aqua Sky, inc. Since 1996



 Worldwide Shipping From The Following Locations

Order Processing


  • U.S.A, Canada, Europe and Australia free shipping all orders.

  • Orders will be dispatched within one business day after an order has been received.

  • Orders placed on Friday after 3pm (Pacific Time) will begin processing the following Monday.

  • Confirmation email will be sent to customers once the order has been dispatched.

  • Please feel free to contact us for any additional information by email 

  • (New York U.S.A.) 

  • (California U.S.A.)

  • (Ontario Canada.)

  • (Athlone, Dublin Ireland.)   

  • (Manchester, U.K.)

  • (Dijon, France.)

  • (Nürnberg, Germany.)

  • (Kapfenberg, Austria.)

  • (Alice Springs, Australia.)

Original Organicuniversal under sink Reverse Osmosis water systems include 3   -  4 filters and a membrane that must be replaced periodically. The different filters represent the different stages  that the water goes through while being   purified.Generally - Pre-Filters and Post-Filters in RO systems can last aroumd 8 To 12 months between changes. RO membranes can last as long as 2 to 3  years .

Reverse Osmosis-Set Of 2 Filters Replacement

  • Set Of 2 Replacement Filters Cartridges Standard Size All 3 or 4  Stage Under Sink Reverse Osmosis Water Systems Tankpro Pro 3.2 & 4.4 Reverse Osmosis Replacement Filters Cartridges - Aquasky Rot-4 Reverse Osmosis Replacement Filters Cartridges - PA-E Reverse Osmosis Replacement Filters Cartridges .


    Stage 1 - Pre-Membranereverse osmosis filters

    • replacment High-Grade 5 micron high-capacity polypropylene sediment filter 

    • remove larger particles & suspended matter such as dirt, silt, rust, sand from water.    Protects and extends the life of the membrane and system   

    • Recommend replace every 8-12 months, varies depend on the water source quality   

    • Standard Size 24-3/4" / 10" 5.5 /15-( 97%)


    Stage 2 Pre-Membrane


    •  CTO Coconut Shell Carbon Block Filter
    • Forceful remove pesticide residues in water, water pollution odor of ozone, chlorine removal of residual heavy metals, bacteria, sterilization rate if 99%.
    • Standard Size 24-3/4" / 10" 5.5 /15-( 97%)pxi - CVM

    • Recommend replace every 8 To 12 months.

    • Protects and extends the life of the membrane and system.


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