TFC Hi-S 
| TFC Hi-S |
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| 25 GPD TFC |
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 | Captive Purity 25 GPD TFC Hi-S membrane. These Hi-S (High Silicate) membranes are the gold standard and will remove 96% of nitrates and up to up to 99.5% of silicate. Chlorine will ruin TFC, Hi-F, and Hi-S membranes so prior carbon filtration is required. Interchangeable with SpectraPure, Kent Marine and Captive Purity. more... | $34.99 |
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| 50 GPD TFC |
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 | Captive Purity 50 GPD TFC Hi-S membrane. These Hi-S (High Silicate) membranes are the gold standard and will remove 96% of nitrates and up to up to 99.5% of silicate. Chlorine will ruin TFC, Hi-F, and Hi-S membranes so prior carbon filtration is required. Interchangeable with SpectraPure, Kent Marine and Captive Purity. more... | $37.99 |
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| 60 GPD TFC |
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 | Captive Purity 60 GPD TFC Hi-S membrane. These Hi-S (High Silicate) membranes are the gold standard and will remove 96% of nitrates and up to up to 99.5% of silicate. Chlorine will ruin TFC, Hi-F, and Hi-S membranes so prior carbon filtration is required. Interchangeable with SpectraPure, Kent Marine and Captive Purity. more... | $39.99 |
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| 80 GPD TFC |
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 | Captive Purity 80 GPD TFC Hi-S membrane. These Hi-S (High Silicate) membranes are the gold standard and will remove 96% of nitrates and up to up to 99.5% of silicate. Chlorine will ruin TFC, Hi-F, and Hi-S membranes so prior carbon filtration is required. Interchangeable with SpectraPure, Kent Marine and Captive Purity. more... | $43.99 |
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| 100 GPD TFC |
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 | Captive Purity 100 GPD TFC Hi-S membrane. These Hi-S (High Silicate) membranes are the gold standard and will remove 96% of nitrates and up to up to 99.5% of silicate. Chlorine will ruin TFC, Hi-F, and Hi-S membranes so prior carbon filtration is required. Interchangeable with SpectraPure, Kent Marine and Captive Purity. more... | $45.99 |
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Replacement Media 
| Replacement Media |
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| 0.5 Micron Sediment |
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 | 0.5 micron Microtec sediment replacement filter cartridge. Dimensions: 10"L x 2-1/2"Dia. more... | $10.99 |
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| 1 Micron Sediment |
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 | 1 micron Microtec sediment replacement filter cartridge. Manufactured from 100% pure polypropylene fibers. The fibers have been carefully spun together to form a true gradient density from outer to inner surfaces. Polypropylene construction provides superior chemical resistance and is not prone to bacterial attack. They will not impart taste, odor or color to the liquid being filtered when used within the recommended temperature limit. Dimensions: 10"L x 2-1/2"Dia. more... | $4.00 |
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| 0.5 Micron Carbon Block |
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 | 1 Micron Carbon Block prefilter. Highly effective at reducing unwanted taste, odor, chlorine, fine sediments and pesticides. Effective at reducing Cryptosporidium and Giardia cysts. Made entirely from FDA-compliant materials. Dimensions: 10"L x 2-1/2"Dia. more... | $13.49 |
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| Mixed Bed DI |
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 | Mixed bed color change deionization cartridge. Dimensions: 10inL x 2-1/2inDia. more... | $22.99 |
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Accessories 
| Accessories |
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| Removal Tool |
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 | RO Canister Housing Removal Tool. Fits Spectrapure, Coralife and Kent Marine RO units. Color: White. Dimensions: 9.5 inches long. more... | $4.99 |
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 | RO Canister Deluxe Housing Removal Tool. Fits Captive Purity, Spectrapure, Coralife and Kent Marine RO units. Color: Black. Dimensions: 11.5 inches long. more... | $6.29 | Out of Stock |
| Clear Canister |
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 | RO 1/4 inch NO10 replacement clear canister with o-ring. Fits Captive Purity RO units, for other RO units replace your old head with the supplied head. Also comes with head to be used as a single filter housing. more... | $25.99 |
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| TFC Housing |
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 | RO standard size replacement TFC housing. 1/8in FPT fittings. Features 2 o-ring seal. more... | $18.79 |
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