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  • $290.00 - $290.00
    $290.00
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    $290.00

    4" x 40" | 2350 GPD | 100 psi | 99.2% Rej. | Hydranautics ESPA Ultra-Low Pressure Membrane (Replaces ESPA4-4040)

    ESPA4-LD-4040
    Ships in 7 days

    Hydranautics ESPA4-LD-4040 4" x 40" Membrane ElementCombining energy efficiency with high rejection Hydranautics ESPA4-LD-4040 is the lowest feed...

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    $290.00 - $290.00
    $290.00
    $290.00 - $290.00
    $290.00
  • $290.00 - $290.00
    $290.00
    $290.00 - $290.00
    $290.00

    4" x 40" | 2450 GPD | 150 psi | 99.4% Rej. | Hydranautics ESPA Low Pressure Membrane (Replaces ESPA1-4040)

    ESPA1-LD-4040
    In Stock for Immediate Shipment

    Hydranautics ESPA1-LD-4040 4" x 40" Membrane Element Hydranautics ESPA1-LD-4040 is used in the treatment of low TDS waters to produce potable wat...

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    $290.00 - $290.00
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    $290.00 - $290.00
    $290.00
  • $270.00 - $270.00
    $270.00
    $270.00 - $270.00
    $270.00

    4" x 40" | 3,000 GPD High Flow Commercial Reverse Osmosis RO Membrane | Applied Membranes

    M-T4040AHF
    In Stock for Immediate Shipment

    4" x 40" High Flow Reverse Osmosis Membrane | Tap or Brackish Water | 3,000 GPD RO Membrane AMI commercial RO membrane elements produce high qua...

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    $270.00 - $270.00
    $270.00
    $270.00 - $270.00
    $270.00
  • $275.00 - $275.00
    $275.00
    $275.00 - $275.00
    $275.00

    4" x 40" | 3,000 GPD | FRP Wrapped |High Flow Commercial Brackish RO Membrane | Applied Membranes

    M-B4040AHF
    In Stock for Immediate Shipment

    4" x 40" High Flow Brackish Water Reverse Osmosis Membrane | Fiberglasssed Shell | 3,000 GPD AMI commercial thin film BWRO elements are wrapped ...

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    $275.00 - $275.00
    $275.00
    $275.00 - $275.00
    $275.00
  • $436.88 - $436.88
    $436.88
    $436.88 - $436.88
    $436.88

    4" x 40" | PVDF Microfiltration Membrane Element | Polyvinylidene Fluoride

    M-M4040VDF
    In Stock for Immediate Shipment

    4" x 40" Microfiltration Membrane (MF Membrane) | Polyvinylidene Fluoride (PVDF) AMI polyvinylidine fluoride spiral wound microfiltration elemen...

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    $436.88 - $436.88
    $436.88
    $436.88 - $436.88
    $436.88
  • $462.57 - $462.57
    $462.57
    $462.57 - $462.57
    $462.57

    4" x 40" |PS Microfiltration Membrane Element | Polysulfone MF

    M-M4040PS20
    Ships in 2 days

    4" x 40" Microfiltration Membrane (MF Membrane) | Polyslfone (PS) | 20,000 MWCO Applied Membranes, Inc. (AMI) polysulfone spiral wound microfilt...

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    $462.57 - $462.57
    $462.57
    $462.57 - $462.57
    $462.57
  • $282.24 - $282.24
    $282.24
    $282.24 - $282.24
    $282.24

    4"x40" Brackish Water | 2,500 GPD | 150 psi | 99.5% Rej | 85 ft2 | LG Chem RO Membrane

    LG BW 4040 ES
    In Stock for Immediate Shipment

    LG Chem Nano H2O LG BW 4040 ES Brackish Water (BWRO) Reverse Osmosis Membrane LG BW 4040 ES Energy Saving Brackish Water RO membranes offer high ...

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    $282.24 - $282.24
    $282.24
    $282.24 - $282.24
    $282.24
  • $282.24 - $282.24
    $282.24
    $282.24 - $282.24
    $282.24

    4"x40" Brackish Water | 2,500 GPD | 225 psi | 99.6% Rej | 85 ft2 | LG Chem RO Membrane

    LG BW 4040 R
    In Stock for Immediate Shipment

    LG Chem Nano H2O LG BW 4040 R Brackish Water (BWRO) Reverse Osmosis Membrane LG BW 4040 R High Rejection BWRO membranes offer a combination of hi...

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    $282.24 - $282.24
    $282.24
    $282.24 - $282.24
    $282.24
  • $282.24 - $282.24
    $282.24
    $282.24 - $282.24
    $282.24

    4"x40" Brackish Water | 2,700 GPD | 100 psi | 99.0% Rej | 85 ft2 | LG Chem RO Membrane

    LG BW 4040 UES
    Ships in 5 Days

    LG Chem Nano H2O LG BW 4040 UES Brackish Water (BWRO) Reverse Osmosis Membrane LG BW 4040 UES Ultra Energy Saving Brackish Water RO membranes off...

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    $282.24 - $282.24
    $282.24
    $282.24 - $282.24
    $282.24
  • $461.25 - $461.25
    $461.25
    $461.25 - $461.25
    $461.25

    4"x40" Hollow Fiber UF 0.9 Membrane Element (1,300 to 3,900 GPD)

    M-U4040HF09
    In Stock for Immediate Shipment

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

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    $461.25 - $461.25
    $461.25
    $461.25 - $461.25
    $461.25
  • $437.50 - $437.50
    $437.50
    $437.50 - $437.50
    $437.50

    4"x40" Hollow Fiber UF 1.5 Membrane Element (860 to 2,580 GPD)

    M-U4040HF15
    In Stock for Immediate Shipment

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

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    $437.50 - $437.50
    $437.50
    $437.50 - $437.50
    $437.50
  • $341.33 - $341.33
    $341.33
    $341.33 - $341.33
    $341.33

    4"x40" Hydranautics SWC5-LD-4040 Membrane, 1,750 GPD

    SWC5-LD-4040
    Ships in 5 Days

    Hydranautics Seawater Membrane Elements for RO Systems Model Number: SWC5-LD-4040 Permeate Flow Rate*: 1,750 GPD (6.62 m?/d) Salt Rejec...

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    $341.33 - $341.33
    $341.33
    $341.33 - $341.33
    $341.33
  • $471.07 - $471.07
    $471.07
    $471.07 - $471.07
    $471.07

    4"x40" | 1,950 GPD | 99.4% Salt Rejection | Watermaker | FilmTec SW30-4040 Seawater Membrane

    SW30-4040
    In Stock for Immediate Shipment

    DuPont FILMTEC SW30-4040 Seawater RO Elements for Watermakers and Marine Systems (Replaces SW30HRLE-4040) DuPont DOW FILMTEC SW30-4040 element...

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    $471.07 - $471.07
    $471.07
    $471.07 - $471.07
    $471.07
  • $440.00 - $440.00
    $440.00
    $440.00 - $440.00
    $440.00

    4"x40" | 1950 GPD | 99.6% Salt Rejection | Seawater RO Membrane | Applied Membranes

    M-S4040A
    Ships in 2 days

    AMI 4x40 Seawater Desalination Reverse Osmosis MembranesFor Watermakers and Land-and-Sea Based Seawater Desalinators Highest Salt Rejection S...

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    $440.00 - $440.00
    $440.00
    $440.00 - $440.00
    $440.00
  • $281.99 - $281.99
    $281.99
    $281.99 - $281.99
    $281.99

    4"x40" | 2,400 GPD | Fiber Wrapped | DOW FilmTec RO Membrane | Replaces BW30-4040 & LC HR-4040

    BW30 PRO-4040
    In Stock for Immediate Shipment

    DuPont FILMTEC™ BW30 PRO-4040 Brackish Water Reverse Osmosis Membrane Element (Direct Replacement for DOW FilmTec BW30-4040 & LC HR-4040 )...

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    $281.99 - $281.99
    $281.99
    $281.99 - $281.99
    $281.99
  • $281.99 - $281.99
    $281.99
    $281.99 - $281.99
    $281.99

    4"x40" | 2,400 GPD | Tape Wrapped | DuPont FilmTec RO Membrane (Replaces TW30-4040)

    TW30 PRO-4040
    In Stock for Immediate Shipment

    DUPONT FILMTEC™  TW30 PRO-4040 Commercial Reverse Osmosis Membrane Element  Direct Replacement for FilmTec TW30-4040, which is now obsolete.  ...

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    $281.99 - $281.99
    $281.99
    $281.99 - $281.99
    $281.99
  • $299.92 - $299.92
    $299.92
    $299.92 - $299.92
    $299.92

    4"x40" | 2,500 GPD | Low Energy| Fiber Wrapped | DuPont FilmTec (LC LE PRO-4040 Replaces DOW LC LE-4040)

    LC LE PRO-4040
    Ships in 5 Days

    FILMTEC™ LC LE PRO-4040 Low Pressure (Low Energy) Commercial RO Membrane Element Direct Replacement for DOW FilmTec LC LE-4040 FilmTec LC LE P...

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    $299.92 - $299.92
    $299.92
    $299.92 - $299.92
    $299.92
  • $293.40 - $293.40
    $293.40
    $293.40 - $293.40
    $293.40

    4"x40" | 2,750 GPD | Low Energy | Tape Wrap | FilmTec Membrane | Replaces XLE-4040

    XLE PRO-4040
    In Stock for Immediate Shipment

    FILMTEC™ XLE PRO-4040 Brackish Water Reverse Osmosis Membrane Element DUPONT FILMTEC™ XLE PRO-4040 Elements offer better system performance an...

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    $293.40 - $293.40
    $293.40
    $293.40 - $293.40
    $293.40
  • $422.17 - $422.17
    $422.17
    $422.17 - $422.17
    $422.17

    4"x40" | 97% Salt Rejection | 2,000 GPD | FilmTec NF90 Element

    NF90-4040
    In Stock for Immediate Shipment

    DOW FILMTEC™ NF90-4040 Nanofiltration (NF) Membrane Elements for Commercial Systems The DOW FILMTEC NF90-4040 membrane elements provide high p...

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    $422.17 - $422.17
    $422.17
    $422.17 - $422.17
    $422.17
  • $422.17 - $422.17
    $422.17
    $422.17 - $422.17
    $422.17

    4"x40" | 97% Salt Rejection | 2,500 GPD | FilmTec NF270 Element

    NF270-4040
    In Stock for Immediate Shipment

    DOW FILMTEC NF270-4040 Nanofiltration (NF) Membrane Elements for Commercial Systems DOW FILMTEC NF270-4040 Elements are ideal for remo...

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    $422.17 - $422.17
    $422.17
    $422.17 - $422.17
    $422.17
  • $598.21 - $598.21
    $598.21
    $635.70
    $635.70 - $635.70
    $635.70

    4"x40" | Full-Fit | Heat-Sanitizable | 2,400 GPD | FilmTec RO

    HSRO-4040-FF
    Ships in 5 Days

    DOW FILMTEC™ HSRO-4040-FF Heat-Sanitizable Full-Fit RO Elements DOW FILMTEC™ HSRO-4040-FF Elements are heat-sanitizable reverse osmosis elemen...

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    $598.21 - $598.21
    $598.21
    $635.70
    $635.70 - $635.70
    $635.70
  • $594.95 - $594.95
    $594.95
    $594.95 - $594.95
    $594.95

    4"x40" | Full-Fit | Sanitary| 2,400 GPD | FilmTec RO Membrane

    RO-4040-FF
    Ships in 7 days

    DOW FILMTEC™ RO-4040-FF Sanitary-Grade Full-Fit Elements for Sanitary Applications DOW FILMTEC RO-4040-FF elements deliver high flux and outst...

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    $594.95 - $594.95
    $594.95
    $594.95 - $594.95
    $594.95
  • $379.00 - $379.00
    $379.00
    $379.00 - $379.00
    $379.00

    4x40 PVC Membrane Housing Pressure Vessel for RO Membranes

    PV4040PWG
    Ships in 5 Days

    4x40 PVC Membrane Housing Pressure Vessel for RO Membranes AMI PVC pressure vessels for housing 4" x 40" membrane elements are ideal for low...

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    $379.00 - $379.00
    $379.00
    $379.00 - $379.00
    $379.00
  • $700.00 - $700.00
    $700.00
    $700.00 - $700.00
    $700.00

    6"x40" | 2,500 gpd | Seawater RO Membrane Replacement for Aquapro 33-0036

    M-S6040A
    Item will ship in 3-10 days. Contact us for exact dates

    AMI 6x40" Seawater Desalination Reverse Osmosis Membrane For Replacement in Parker Racor Village Marine Pure Water Commercial Seawater ROSystemsA...

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    $700.00 - $700.00
    $700.00
    $700.00 - $700.00
    $700.00
  • $678.00 - $678.00
    $678.00
    $678.00 - $678.00
    $678.00

    8"x40" Brackish Water | 10,500 GPD | 225 psi | 99.6% Rej | 400 ft2 | LG Chem RO Membrane

    LG BW 400 R
    In Stock for Immediate Shipment

    LG Chem Nano H2O LG BW 400 R Brackish Water (BWRO) Reverse Osmosis Membrane LG BW 400 R high rejection brackish water RO membranes offer a combin...

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    $678.00 - $678.00
    $678.00
    $678.00 - $678.00
    $678.00
  • $665.00 - $665.00
    $665.00
    $665.00 - $665.00
    $665.00

    8"x40" Brackish Water | 11,500 GPD | 150 psi | 99.6% Rej | 400 ft2 | LG Chem RO Membrane

    LG BW 400 ES
    Ships in 5 Days

    LG Chem Nano H2O LG BW 400 ES Brackish Water (BWRO) Reverse Osmosis Membrane LG BW 400 ES Energy Saving Brackish Water RO membranes offer hi...

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    $665.00 - $665.00
    $665.00
    $665.00 - $665.00
    $665.00
  • $762.99 - $762.99
    $762.99
    $762.99 - $762.99
    $762.99

    8"x40" Brackish Water | 11,500 GPD | 150 psi | 99.6% Rej | 440 ft2 | LG Chem RO Membrane

    LG BW 440 ES
    Ships in 5 Days

    LG Chem Nano H2O LG BW 440 ES Brackish Water (BWRO) Reverse Osmosis Membrane LG BW 440 ES Energy Saving Brackish Water RO membranes offer hi...

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    $762.99 - $762.99
    $762.99
    $762.99 - $762.99
    $762.99
  • $676.50 - $676.50
    $676.50
    $676.50 - $676.50
    $676.50

    8"x40" Seawater | 13,700 GPD | 800 psi | 99.8% Rej | 400 ft2 | LG Chem RO Membrane

    LG SW 400 ES
    Ships in 5 Days

    LG Chem Nano H2O LG SW 400 ES Seawater (SWRO) Reverse Osmosis Membrane LG SW 400 R High Rejection membranes offer a combination of high rejection...

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    $676.50 - $676.50
    $676.50
    $676.50 - $676.50
    $676.50
  • $676.50 - $676.50
    $676.50
    $676.50 - $676.50
    $676.50

    8"x40" Seawater | 9,000 GPD | 800 psi | 99.85% Rej | 400 ft2 | LG Chem RO Membrane

    LG SW 400 R
    In Stock for Immediate Shipment

    LG Chem Nano H2O LG SW 400 R Seawater (SWRO) Reverse Osmosis Membrane LG SW 400 R High Rejection membranes offer a combination of high rejec...

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    $676.50 - $676.50
    $676.50
    $676.50 - $676.50
    $676.50
  • $726.00 - $726.00
    $726.00
    $726.00 - $726.00
    $726.00

    8"x40" Seawater | 9,900 GPD | 800 psi | 99.85% Rej | 400 ft2 | LG Chem RO Membrane

    LG SW 440 R
    In Stock for Immediate Shipment

    LG Chem Nano H2O LG SW 440 R Seawater (SWRO) Reverse Osmosis Membrane LG SW 440 R High Rejection membranes offer a combination of high rejection ...

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    $726.00 - $726.00
    $726.00
    $726.00 - $726.00
    $726.00
  • $766.16 - $766.16
    $766.16
    $766.16 - $766.16
    $766.16

    8"x40" | 10,500 GPD | 99.5% Rej | 400 ft2 | FilmTec RO Membrane

    BW30-400
    Ships in 5 Days

    DOW FILMTEC™ BW30-400 Industrial BWRO Membrane Element DOW FILMTEC BW30-400 elements are the product of choice when high quality permeates ar...

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    $766.16 - $766.16
    $766.16
    $766.16 - $766.16
    $766.16
  • $847.80 - $847.80
    $847.80
    $847.80 - $847.80
    $847.80

    8"x40" | 14,000 GPD | Lowest Energy | 99% Rej | FilmTec Membrane

    XLE-440
    Ships in 5 Days

    DOW FILMTEC™ XLE-440 High Productivity Low-Energy Brackish Water RO Element The lowest pressure DOW FILMTEC™ RO Element DOW FILMTEC XLE-440 E...

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    $847.80 - $847.80
    $847.80
    $847.80 - $847.80
    $847.80
  • $230.55 - $230.55
    $230.55
    $230.55 - $230.55
    $230.55

    AMI 2.5" x 40" Membrane Housing | 316SS | 300 psi | Stainless Steel Pressure Vessel

    PV2540SSAW-316
    In Stock for Immediate Shipment

    2.5 x 40 End Clamp Style Stainless Steel Membrane Housing Pressure Vessel for RO, NF, UF, MF Membrane Systems AMI 316 SS end clamp pressure vess...

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    $230.55 - $230.55
    $230.55
    $230.55 - $230.55
    $230.55
  • $175.06 - $175.06
    $175.06
    $175.06
    $175.06 - $175.06
    $175.06

    AMI 4" x 40" Membrane Housing | 304SS | 300 psi | 1/2" x 1/2" Ports | Stainless Steel Pressure Vessel

    PV4040SSAW-304
    In Stock for Immediate Shipment

    4x40 End Clamp Style Stainless Steel Membrane Housing Pressure Vessel for RO, NF, UF, MF Membrane Systems AMI 304 SS end clamp pressure vessels ...

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    $175.06 - $175.06
    $175.06
    $175.06
    $175.06 - $175.06
    $175.06
  • $347.50 - $347.50
    $347.50
    $347.50 - $347.50
    $347.50

    AMI 4" x 40" Membrane Housing | 316SS | 300 psi | 1/2" x 1/2" Ports | Stainless Steel Pressure Vessel

    PV4040SSAW-316
    In Stock for Immediate Shipment

    4x40 End Clamp Style Stainless Steel Membrane Housing Pressure Vessel for RO, NF, UF, MF Membrane Systems AMI 316 SS end clamp pressure vessels ...

    View full details
    $347.50 - $347.50
    $347.50
    $347.50 - $347.50
    $347.50
  • $1,786.20 - $1,786.20
    $1,786.20
    $1,786.20 - $1,786.20
    $1,786.20

    AMI Stainless Steel Filter Housing | 140 GPM | 5x 40" Cartridges | 304 SS

    C-0540-2F-304PC
    Item will ship in 3-10 days. Contact us for exact dates

    Multi-Cartridge Water Filter Housing | 5 Cartridges 40" Length | 304 Stainless Steel AMI C-0540-2F-304PC commercial filter vessel houses 5 filter...

    View full details
    $1,786.20 - $1,786.20
    $1,786.20
    $1,786.20 - $1,786.20
    $1,786.20

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