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  • CSM RE4040-BLR- 4"x40"; - 4"x40"; 1900 GPD BW-LE Brackish Water Replacement Reverse Osmosis Membrane RO Membranes CSM 1pc
    Save up to 29% % Off
    $269.99 - $499.98
    ($269.99 each)
    Original price $349.99 - Original price $699.80
    Original price $349.99 - Original price $699.80
    Original price $349.99
    $269.99 - $499.98
    Current price $269.99

    CSM ( RE4040-BLR ) 1900 GPD BW-LE Brackish 4"x40" Water Replacement Reverse Osmosis Membrane

    CSM
    RE4040-BLR

    Low pressure grade RO element with extended area for brackish water The RE4040-BLR commercial RO membrane is designed to filter brackish water unde...

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    $269.99 - $499.98
    ($269.99 each)
    Original price $349.99 - Original price $699.80
    Original price $349.99 - Original price $699.80
    Original price $349.99
    $269.99 - $499.98
    Current price $269.99
    Save up to 29% % Off
  • CSM RE1812-24 Thin Film Composite Replacement Residential Reverse Osmosis Membrane RO Membranes CSM 1pc
    $25.98 - $49.96
    ($25.98 each)
    Original price $25.98 - Original price $49.96
    Original price
    $25.98 - $49.96
    Current price $25.98

    CSM RE1812-24 Thin Film Composite Replacement Residential Reverse Osmosis Membrane

    CSM
    RE1812-24

    The CSM Reverse Osmosis Membranes fits in a standard membrane housing for most conventional reverse osmosis systems. RANGE : 24 GALLONS PER DAY Th...

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    $25.98 - $49.96
    ($25.98 each)
    Original price $25.98 - Original price $49.96
    Original price
    $25.98 - $49.96
    Current price $25.98
  • CSM RE1812-35 Thin Film Composite Replacement Residential Reverse Osmosis Membrane RO Membranes CSM 1pc
    $26.25 - $50.96
    ($26.25 each)
    Original price $26.25 - Original price $50.96
    Original price
    $26.25 - $50.96
    Current price $26.25

    CSM RE1812-35 Thin Film Composite Replacement Residential Reverse Osmosis Membrane

    CSM
    RE1812-35

    The CSM Reverse Osmosis Membranes fits in a standard membrane housing for most conventional reverse osmosis systems. RANGE : 35 GALLONS PER DAY Th...

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    $26.25 - $50.96
    ($26.25 each)
    Original price $26.25 - Original price $50.96
    Original price
    $26.25 - $50.96
    Current price $26.25
  • CSM RE1812-50 Thin Film Composite Replacement Residential Reverse Osmosis Membrane RO Membranes CSM 1pc
    $29.99 - $53.98
    ($29.99 each)
    Original price $29.99 - Original price $53.98
    Original price
    $29.99 - $53.98
    Current price $29.99

    CSM RE1812-50 Thin Film Composite Replacement Residential Reverse Osmosis Membrane

    CSM
    RE1812-50

    The CSM Reverse Osmosis Membranes fits in a standard membrane housing for most conventional reverse osmosis systems. RANGE: 50 GALLONS PER DAY The ...

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    $29.99 - $53.98
    ($29.99 each)
    Original price $29.99 - Original price $53.98
    Original price
    $29.99 - $53.98
    Current price $29.99
  • CSM RE1812-60 Thin Film Composite Replacement Residential Reverse Osmosis Membrane RO Membranes CSM 1pc
    $33.99 - $63.98
    ($33.99 each)
    Original price $33.99 - Original price $63.98
    Original price
    $33.99 - $63.98
    Current price $33.99

    CSM RE1812-60 Thin Film Composite Replacement Residential Reverse Osmosis Membrane

    CSM
    RE1812-60

    The CSM Reverse Osmosis Membranes fits in a standard membrane housing for most conventional reverse osmosis systems. RANGE : 60 GALLONS PER DAY The...

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    $33.99 - $63.98
    ($33.99 each)
    Original price $33.99 - Original price $63.98
    Original price
    $33.99 - $63.98
    Current price $33.99
  • CSM RE1812-80 Thin Film Composite Replacement Residential Reverse Osmosis Membranes RO Membranes CSM 1pc
    $37.99 - $69.99
    ($37.99 each)
    Original price $37.99 - Original price $69.99
    Original price
    $37.99 - $69.99
    Current price $37.99

    CSM RE1812-80 Thin Film Composite Replacement Residential Reverse Osmosis Membranes

    CSM
    RE1812-80

    The CSM Reverse Osmosis Membranes fits in a standard membrane housing for most conventional reverse osmosis systems. RANGE : 80 GALLONS PER DAY The...

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    $37.99 - $69.99
    ($37.99 each)
    Original price $37.99 - Original price $69.99
    Original price
    $37.99 - $69.99
    Current price $37.99
  • CSM 100 GPD Thin Film Composite Membrane RO Membranes CSM 1pc
    $38.99 - $69.99
    ($38.99 each)
    Original price $38.99 - Original price $69.99
    Original price
    $38.99 - $69.99
    Current price $38.99

    CSM RE2012-100 Thin Film Composite Membrane 100GPD

    CSM
    RE2012-100

    CSM RE2012-100 Thin Film Composite Membrane 100GPD  This Standard Size Reverse Osmosis Membrane fits in a standard membrane housing like the one sh...

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    $38.99 - $69.99
    ($38.99 each)
    Original price $38.99 - Original price $69.99
    Original price
    $38.99 - $69.99
    Current price $38.99
  • CSM RE2012-LP Reverse Osmosis Membrane 50 GPD at low flow CSM 50 GPD Membrane CSM 1 Pack
    Save up to 22% % Off
    $39.99 - $69.99
    ($39.99 each)
    Original price $49.99 - Original price $89.99
    Original price $49.99 - Original price $89.99
    Original price $49.99
    $39.99 - $69.99
    Current price $39.99

    CSM RE2012-LP Reverse Osmosis Membrane 50 GPD at low flow

    CSM
    RE2012-LP

      CSM RE2012-LP Reverse Osmosis Membrane 50 GPD 1 CSM Membrane RE-2012-LP 2.0" X 12" LOW PRESSURE MEMBRANE  CSM membranes can eliminate substances ...

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    $39.99 - $69.99
    ($39.99 each)
    Original price $49.99 - Original price $89.99
    Original price $49.99 - Original price $89.99
    Original price $49.99
    $39.99 - $69.99
    Current price $39.99
    Save up to 22% % Off
  • CSM 150 GPD Reverse Osmosis Membrane RO Membranes CSM 1pc
    Save up to 22% % Off
    $39.99 - $69.99
    ($39.99 each)
    Original price $49.99 - Original price $89.99
    Original price $49.99 - Original price $89.99
    Original price $49.99
    $39.99 - $69.99
    Current price $39.99

    CSM RE2012-LPF Reverse Osmosis Membrane150 GPD at low flow

    CSM
    RE2012-LPF

      CSM RE2012-LPF Reverse Osmosis Membrane150GPD 1 CSM Membrane RE-2012-LPF 2.0" X 12" LOW PRESSURE MEMBRANE  CSM membranes can eliminate substances...

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    $39.99 - $69.99
    ($39.99 each)
    Original price $49.99 - Original price $89.99
    Original price $49.99 - Original price $89.99
    Original price $49.99
    $39.99 - $69.99
    Current price $39.99
    Save up to 22% % Off
  • CSM RE4040-BE - 4"x40"; 2400 GPD Brackish Water Replacement Reverse Osmosis Membrane RO Membranes CSM 1pc
    Save up to 17% % Off
    $269.99 - $499.98
    ($269.99 each)
    Original price $349.99 - Original price $599.99
    Original price $349.99 - Original price $599.99
    Original price $349.99
    $269.99 - $499.98
    Current price $269.99

    CSM RE4040-BE - 4"x40"; 2400 GPD Brackish Water Replacement Reverse Osmosis Membrane

    CSM
    RE4040-BE

    Flow Rate: 2,400 Gallons Per Day Dimensions: 40" X 4" Replace every 24 months Thin Film Membrane (TFM) NSF Certified

    $269.99 - $499.98
    ($269.99 each)
    Original price $349.99 - Original price $599.99
    Original price $349.99 - Original price $599.99
    Original price $349.99
    $269.99 - $499.98
    Current price $269.99
    Save up to 17% % Off
  • CSM RE4040-BLN - 4"x40"; 2600 GPD TW-LE Energy Replacement Reverse Osmosis Membrane RO Membranes CSM 1pc
    Save up to 26% % Off
    $269.99 - $519.98
    ($269.99 each)
    Original price $349.80 - Original price $699.80
    Original price $349.80 - Original price $699.80
    Original price $349.80
    $269.99 - $519.98
    Current price $269.99

    CSM RE4040-BLN - 4"x40"; 2600 GPD TW-LE Energy Replacement Reverse Osmosis Membrane

    CSM
    RE4040-BLN

     Low Pressure Grade RO Element for Tap or Brackish The RE4040-BLN commercial RO membrane is designed to filter brackish water under low water pres...

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    $269.99 - $519.98
    ($269.99 each)
    Original price $349.80 - Original price $699.80
    Original price $349.80 - Original price $699.80
    Original price $349.80
    $269.99 - $519.98
    Current price $269.99
    Save up to 26% % Off