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Replacement Filters
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0.5 Micron Carbon Block Replacement Filter for Captive Purity, SpectraPure & Kent Marine
1/2 micron carbon block prefilter - highly recommended replacement filter highly effective at reducing unwanted taste, odor, chlorine, fine sediments and pesticides. nominal 0.5-micron rating effective at reducing...
Avg. Customer Review (4) reviews
Carbon Block Cartridges: See all items
Our Price:
$15.99
Item Code: RO1131
0.5 Micron Sediment Replacement Filter
Please note that these replacement cartridges are interchangeable with Captive Purity`s, Kent Marine`s, and SpectraPure`s RO or RO/DI units. We have researched the best replacement cartridges among these three manufactur...
Avg. Customer Review (2) reviews
Sediment Cartridges: See all items
Our Price:
$14.99
Item Code: RO1111
1 Micron Microtec Sediment Replacement Filter
1 micron dual density gradient sediment filter—highly recommended due to longer life and cost effectiveness. Use with 1/2 micron carbon block filter to fully prefilter water down to 1/2 micron. manufactured from 100% ...
Avg. Customer Review (3) reviews
Sediment Cartridges: See all items
Our Price:
$4.99
Item Code: RO1113
25 GPD TFC Membrane
TFC membrane for 25 GPD RO or RO/DI systems Please note that these replacement cartridges are interchangeable with Captive Purity`s, Kent Marine`s, and SpectraPure`s RO or RO/DI units. We have researched the best replacement...
Avg. Customer Review (1) reviews
RO Membranes: See all items
Our Price:
$67.99
Item Code: RO1173
36 GPD TFC Membrane
TFC membrane for 36 GPD RO or RO/DI systems Please note that these replacement cartridges are interchangeable with Captive Purity`s, Kent Marine`s, and SpectraPure`s RO or RO/DI units. We have researched the best replacement...
Avg. Customer Review (1) reviews
RO Membranes: See all items
Our Price:
$77.99
Item Code: RO1175
5 Micron Carbon Block Replacement Filter for Captive Purity and SpectraPure
5 micron carbon block prefilter nominal 5-micron rating high dirt-holding capacity maximizes utilization of the carbon block high porosity design helps prevent the cartridge from plugging before its adsorption capacity...
Avg. Customer Review (3) reviews
Carbon Block Cartridges: See all items
Our Price:
$12.99
Item Code: RO1133
50 GPD TFC Membrane
TFC membrane for 50 GPD RO or RO/DI systems Please note that these replacement cartridges are interchangeable with Captive Purity`s, Kent Marine`s, and SpectraPure`s RO or RO/DI units. We have researched the best replac...
Avg. Customer Review (1) reviews
RO Membranes: See all items
Our Price:
$83.99
Item Code: RO1177
60 GPD TFC Membrane
TFC membrane for 60 GPD RO or RO/DI systems Please note that these replacement cartridges are interchangeable with Captive Purity`s, Kent Marine`s, and SpectraPure`s RO or RO/DI units. We have researched the best replacement...
Avg. Customer Review (2) reviews
RO Membranes: See all items
Our Price:
$89.99
Item Code: RO1179
75 GPD TFC Membrane
TFC membrane for 75 GPD RO or RO/DI systems Please note that these replacement cartridges are interchangeable with Captive Purity`s, Kent Marine`s, and SpectraPure`s RO or RO/DI units. We have researched the best replacement...
Avg. Customer Review (2) reviews
RO Membranes: See all items
Our Price:
$94.99
Item Code: RO1181