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  • Original price $528.99 - Original price $528.99
    Original price
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    2.5" x 21" Fiberglass/FRP Seawater Membrane Housing Pressure Vessel for Watermaker

    PV2521A1200E
    Ships in 5 Days

    2.5 x 21 Fiberglass Pressure Vessel Membrane Housing for Seawater RO Membranes AMI fiberglass SWRO 1200 psi membrane housings are specially desi...

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    Original price $528.99 - Original price $528.99
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    $528.99
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    Current price $528.99
  • Original price $160.99 - Original price $160.99
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    $160.99
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    Current price $160.99

    2.5" x 21" NF 90% Rejection Membrane

    M-N2521A9
    Ships in 2 days

    AMI 2.5" x 21" Nanofiltration Membrane Element 90% REJECTION NF MEMBRANE ELEMENT AMI 2.5 x 21 Nanofiltration Membrane produces 250 gallons p...

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    Original price $160.99 - Original price $160.99
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    $160.99
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    Current price $160.99
  • Original price $309.99 - Original price $309.99
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    $309.99
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    Current price $309.99

    2.5" x 21" UF PES Membrane 10,000 MWCO

    M-U2521PES
    In Stock for Immediate Shipment

    AMI 2.5x21 Polyethersulfone (PES) Ultrafiltration Membrane Element AMI® polyethersulfone (PES) spiral wound ultrafiltration(UF) membrane eleme...

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    Original price $309.99 - Original price $309.99
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    $309.99
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    Current price $309.99
  • Original price $309.99 - Original price $309.99
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    $309.99
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    Current price $309.99

    2.5" x 21" Ultrafiltration Membrane | Polyacrylonitrile (PAN) UF | 20,000 MWCO

    M-U2521PAN
    In Stock for Immediate Shipment

    2.5" x 21" Ultrafiltration Membrane (UF Membrane) | Polyacrylonitrile PAN Membrane Elements Applied Membranes polyacrylonitrile (PAN) spiral ...

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    Original price $309.99 - Original price $309.99
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    $309.99
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    Current price $309.99
  • Original price $220.99 - Original price $220.99
    Original price
    $220.99
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    Current price $220.99

    2.5" x 21" | 325 GPD Commercial Reverse Osmosis RO Membrane | Applied Membranes

    M-T2521A
    In Stock for Immediate Shipment

    2.5" x 21" Reverse Osmosis Membrane | Tap or Brackish Water | 325 GPD RO Membrane AMI commercial RO membrane elements produce high quality wa...

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    Original price $220.99 - Original price $220.99
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    $220.99
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    Current price $220.99
  • Original price $225.00 - Original price $225.00
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    $225.00
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    Current price $225.00

    2.5" x 21" | 365 GPD | 100 PSI | AMI XLE Extra-Low Energy RO Membrane

    M-T2521AXLE
    In Stock for Immediate Shipment

    2.5" x 21" Extra-Low Energy Reverse Osmosis Membrane | Tap or Brackish Water | 365 GPD at 100 PSI AMI Extra-Low Energy (Low Pressure) XLE RO ...

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    Original price $225.00 - Original price $225.00
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    $225.00
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  • Original price $343.99 - Original price $343.99
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    $343.99
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    Current price $343.99

    2.5"x21" Hollow Fiber UF Membrane Element (220 to 660 GPD)

    M-U2521HF09
    In Stock for Immediate Shipment

    Hollow Fiber Ultrafiltration Membrane Elements Product Information Model: M-U2521HF09 Size (Approximate): 2.5" Diameter x 21" Length Membrane Type...

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    Original price $343.99 - Original price $343.99
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    $343.99
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  • Original price $155.99 - Original price $155.99
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    $155.99
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    Current price $155.99

    2.5"x21" NF 50% Rejection Membrane

    M-N2521A5
    Ships in 5 Days

    Nanofiltration Membranes for Water Treatment SystemsNote: Actual color of tape may vary from the item pictured. Model Number: M-N2521A5 Flow R...

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    Original price $155.99 - Original price $155.99
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    $155.99
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  • Original price $270.99 - Original price $270.99
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    $270.99
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    Current price $270.99

    2.5"x21" | 300 GPD | 99.4% Salt Rejection | Watermaker | FilmTec Seawater Membrane

    SW30-2521
    Ships in 5 Days

    DOW FILMTEC™ SW30-2521 Seawater RO Elements for Watermakers and Marine Systems DOW FILMTEC SW30-2521 elements have one of the highes...

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    Original price $270.99 - Original price $270.99
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    $270.99
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    Current price $270.99
  • Original price $272.99 - Original price $272.99
    Original price
    $272.99
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    Current price $272.99

    2.5"x21" | 300 GPD | 99.6% Salt Rejection | Watermaker Seawater RO Membrane | Applied Membranes

    M-S2521A
    In Stock for Immediate Shipment

    AMI 2.5x21 Seawater Desalination Reverse Osmosis Membranes For Watermakers and Land-and-Sea Based Seawater Desalinators Highest Salt Rejection ...

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    Original price $272.99 - Original price $272.99
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    $272.99
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  • Original price $229.99 - Original price $229.99
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    $229.99
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    Current price $229.99

    2.5"x21" | 325 GPD | Tape Wrapped | DOW FilmTec RO Membrane

    TW30-2521
    In Stock for Immediate Shipment

    DOW FILMTEC™ TW30-2521 Brackish Water Reverse Osmosis Membrane Element DOW FILMTEC TW30-2521 Elements produce high quality water for ...

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    Original price $229.99 - Original price $229.99
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    Current price $229.99
  • Original price $220.99 - Original price $220.99
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    Current price $220.99

    2.5"x21" | 365 GPD | Low Energy | Tape Wrap | FilmTec Membrane

    XLE-2521
    In Stock for Immediate Shipment

    DOW FILMTEC™ XLE-2521 Low Energy Reverse Osmosis Membrane Element DOW FILMTEC TW30-2521 Elements produce high quality water for small...

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    Original price $220.99 - Original price $220.99
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    Current price $220.99
  • Original price $314.99 - Original price $314.99
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    $314.99
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    Current price $314.99

    2.5x21 PVC Membrane Housing Pressure Vessel for RO Membrane

    PV2521PVCAU
    In Stock for Immediate Shipment

    2.5 x 21 PVC Membrane Housing Pressure Vessel for RO Membranes AMI PVC pressure vessels for housing 2.5" x 21" membrane elements are ideal for low...

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    Original price $314.99 - Original price $314.99
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    $314.99
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    Current price $314.99
  • Original price $230.99 - Original price $230.99
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    $230.99
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    Current price $230.99

    2.5” x 21” | 405 GPD High Flow Reverse Osmosis RO Membrane | Applied Membranes

    M-T2521AHF
    In Stock for Immediate Shipment

    2.5" x 21" High Flow Reverse Osmosis Membrane | Tap or Brackish Water | 405 GPD RO Membrane AMI commercial RO membrane elements produce high qua...

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    Original price $230.99 - Original price $230.99
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    $230.99
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    Current price $230.99
  • Original price $241.99 - Original price $241.99
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    $241.99
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    Current price $241.99

    2.5” x 21” | 450 GPD | 150 PSI | Low Energy RO Membrane | Applied Membranes

    M-T2521ALE
    In Stock for Immediate Shipment

    2.5" x 21" Low Energy Reverse Osmosis Membrane | Tap or Brackish Water | 450 GPD at 150 PSI AMI Low Energy (Low Pressure) RO Membrane elements a...

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    Original price $241.99 - Original price $241.99
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    $241.99
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    Current price $241.99
  • Original price $499.99 - Original price $499.99
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    $499.99
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    Current price $499.99

    3"x21" | 450 gpd | Seawater RO Membrane for Sea Recovery Watermaker | Replaces 2724011233

    M-S3021B
    In Stock for Immediate Shipment

    AMI 3x21 Seawater Desalination Reverse Osmosis Membrane Replacement for 2724011233 | Compatible with Sea Recovery Watermaker Systems Add AMI Membra...

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    Original price $499.99 - Original price $499.99
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    $499.99
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    Current price $499.99
  • Original price $341.99 - Original price $341.99
    Original price
    $341.99
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    Current price $341.99

    4" x 21" | 1,025 GPD | 100 PSI | XLE Extra-Low Energy RO Membrane | Applied Membranes

    M-T4021AXLE
    In Stock for Immediate Shipment

    4" x 21" Extra-Low Energy Reverse Osmosis Membrane | Tap or Brackish Water | 1,025 GPD at 100 PSI AMI Extra-Low Energy (Low Pressure) XLE RO Memb...

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    Original price $341.99 - Original price $341.99
    Original price
    $341.99
    $341.99 - $341.99
    Current price $341.99
  • Original price $341.99 - Original price $341.99
    Original price
    $341.99
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    Current price $341.99

    4" x 21" | 1,148 GPD | 150 PSI | Low Energy RO Membrane | Applied Membranes

    M-T4021ALE
    In Stock for Immediate Shipment

    4" x 21" Low Energy Reverse Osmosis Membrane | Tap or Brackish Water | 1,148 GPD at 150 PSI AMI Low Energy (Low Pressure) RO Membrane elements a...

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    Original price $341.99 - Original price $341.99
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    $341.99
    $341.99 - $341.99
    Current price $341.99
  • Original price $335.99 - Original price $335.99
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    $335.99
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    4" x 21" | 900 GPD Commercial Reverse Osmosis RO Membrane | Applied Membranes

    M-T4021A
    In Stock for Immediate Shipment

    4" x 21" Reverse Osmosis Membrane | Tap or Brackish Water | 900 GPD RO Membrane AMI commercial RO membrane elements produce high quality water f...

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    Original price $335.99 - Original price $335.99
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    $335.99
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    Current price $335.99
  • Original price $425.99 - Original price $425.99
    Original price
    $425.99
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    Current price $425.99

    4"Dia.x21"L PVC Membrane Housing

    PV4021PWG
    In Stock for Immediate Shipment

    4 x 21 PVC Membrane Housing Pressure Vessel for RO Membranes AMI PVC pressure vessels for housing 4" x 21" membrane elements are ideal for lowe...

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    Original price $425.99 - Original price $425.99
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    $425.99
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  • Original price $223.99 - Original price $223.99
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    $223.99
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    4"Dia.x21"L Stainless Steel Membrane Housing

    PV4021SSAU-316
    In Stock for Immediate Shipment

    4x21 Stainless Steel Membrane Housing Pressure Vessel for RO, NF, UF, MF Membranes AMI 316 SS pressure vessels f...

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    Original price $223.99 - Original price $223.99
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    $223.99
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  • Original price $359.99 - Original price $359.99
    Original price
    $359.99
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    Current price $359.99

    4"x21" Hollow Fiber UF 0.9 Membrane Element (540 to 1,620 GPD)

    M-U4021HF09
    In Stock for Immediate Shipment

    Hollow Fiber Ultrafiltration (UF) Membrane Elements AMI hollow fiber ultrafiltration (HF UF) membrane elements provide reliable rejection of micr...

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    Original price $359.99 - Original price $359.99
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    $359.99
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    Current price $359.99
  • Original price $687.99 - Original price $687.99
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    $687.99
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    Current price $687.99

    4"x21" Hollow Fiber UF 1.5 Membrane Element (388 to 1,164 GPD)

    M-U4021HF15
    Ships in 5 Days

    Hollow Fiber Ultrafiltration (UF) Membrane Elements AMI hollow fiber ultrafiltration (HF UF) membrane elements provide reliable rejection of ...

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    Original price $687.99 - Original price $687.99
    Original price
    $687.99
    $687.99 - $687.99
    Current price $687.99
  • Original price $461.99 - Original price $461.99
    Original price
    $461.99
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    Current price $461.99

    4"x21" | 800 GPD | 99.6% Salt Rejection | Watermaker Seawater RO Membrane | Applied Membranes

    M-S4021A
    In Stock for Immediate Shipment

    AMI 4x21 Seawater Desalination Reverse Osmosis Membranes For Watermakers and Land-and-Sea Based Seawater Desalinators Highest Salt Rejection Seaw...

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    Original price $461.99 - Original price $461.99
    Original price
    $461.99
    $461.99 - $461.99
    Current price $461.99
  • Original price $355.99 - Original price $355.99
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    $355.99
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    Current price $355.99

    4"x21" | 900 GPD | Tape Wrapped | DOW FilmTec RO Membrane

    TW30-4021
    In Stock for Immediate Shipment

    DOW FILMTEC™ TW30-4021 Commercial Reverse Osmosis Membrane Element DOW FILMTEC TW30-4021 Reverse Osmosis (RO) Elements offer high qua...

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    Original price $355.99 - Original price $355.99
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    $355.99
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    Current price $355.99