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💧 Elevate your aquatic ecosystem with the ultimate K1 biofilm reactor—where science meets sustainability!
The Cz Garden Supply K1 Moving Bed Biofilm Reactor is a premium 1-gallon filtration media designed for aquaponics, aquaculture, hydroponics, ponds, and aquariums. Made from virgin polyethylene, it offers an extra-large surface area that fosters robust bacteria colonies to efficiently remove toxic ammonia and nitrites. Its self-cleaning action reduces maintenance while optimizing water purity, making it a top choice for both commercial operations and dedicated hobbyists aiming for thriving aquatic ecosystems.








| ASIN | B00UPSAL7Y |
| Additional Features | Weather Resistant |
| Best Sellers Rank | #12,239 in Pet Supplies ( See Top 100 in Pet Supplies ) #219 in Filters (Pet Supplies) |
| Brand | Cz Garden Supply |
| Brand Name | Cz Garden Supply |
| Customer Reviews | 4.6 out of 5 stars 401 Reviews |
| Global Trade Identification Number | 00715660859614 |
| Item Shape | Round |
| Manufacturer | Cz Garden Supply |
| Material | Plastic |
| Material Type | Plastic |
| Model Number | CzK1_1g |
| Product Style | Used in Fitler |
| Shape | Round |
| Special Feature | Weather Resistant |
| Specific Uses For Product | Indoor |
| Tank Size | 4 Cubic Feet |
| Tank Volume | 4 Cubic Feet |
| Target Species | Fish |
| UPC | 715660859614 |
| Unit Count | 275 Grams |
| Vivarium Type | Aquarium |
| country-of-origin | China |
D**Y
Quantity less than advertised
The product is good but the quantity is not what is described. I ordered 2 gallons. Which is 7.5 litres. I don’t think it was 7.5 litres. It was hardly 1 litre
P**R
Useless
I wanted to give zero star but was not an option, total useless it just floats and not at all solve tge purpose DO NOT BUY TO WASTE YOUR MONEY
A**N
An absolute scam
Not 1 gallon. About 0.5 L. Price should have been 1/7th.
Trustpilot
3 weeks ago
2 weeks ago