Overview
The Kold Ster-il Filtration Water System by Poly-Bio-Marine is a three-canister filter that delivers clean, high-quality water for aquarium and household use. Built around ten-inch clear canisters with 3/4-inch NPT threaded fittings, it flows about 3.8 gpm and treats roughly 5,000 gallons. A charged ceramic in the carbon cartridge helps lower lead, mercury, and cadmium levels.
Key Features
- Three-canister, multi-stage filtration system
- Reduces lead, mercury, cadmium, copper, iron, and zinc
- Removes VOCs, chlorine, pesticides, and tannins
- Restricts algae, fungus, Giardia, Cryptosporidium, and E. coli
- 0.50 micron bonded carbon block with molecular sieve
Specifications
| Canisters | Three, ten-inch clear |
|---|---|
| Fittings | 3/4 in NPT threaded |
| Flow Rate | 3.8 gpm @ 40 psi |
| Capacity | ~5,000 gallons |
| Weight | 18 lbs |
| Dimensions | 30 × 24 × 8 in |
| Brand | Poly-Bio-Marine |
| UPC | 0000000034692 |
Frequently Asked Questions
What is the flow rate?
It flows about 3.8 gpm at 40 psi and treats roughly 5,000 gallons of water.
What contaminants does it address?
It absorbs and restricts metals like lead and mercury, plus VOCs, chlorine, pesticides, and microorganisms such as Giardia, Cryptosporidium, and E. coli.

























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