| Pond Capacity (gallons) |
Media Volume (cu. ft.) |
Fish Load Capacity (lbs) |
Flow Rate (GPM) |
Dimensions (HxW) |
Filter Media |
Key Technology |
Valve Type |
| Up to 17,000 |
6.0 |
Up to 300 |
Up to 120 |
30.4" x 40" |
Advanced AlphaNANO media |
Omnifuser lateral design |
High-flow multiport valve |
The AlphaNANO 6.0 Filter from GCTek is designed for serious koi keepers with large ponds up to 17,000 gallons. With 6 cubic feet of advanced media and a fish load capacity of 300 lbs, it delivers efficient, energy-saving filtration at flow rates up to 120 GPM. Its compact design (30.4" x 40") fits easily in tight spaces and features durable, corrosion-resistant materials for long-lasting use.
Equipped with proprietary Omnifuser technology, this filter offers 50% more surface area for beneficial bacteria compared to traditional bead filters, ensuring superior water quality and waste processing. The high-flow multiport valve enables easy backwashing and minimal energy consumption by promoting even water distribution and reducing channeling. Overall, the AlphaNANO 6.0 combines high performance, energy efficiency, and simple maintenance to keep your pond crystal clear and healthy.
Super smooth purchase. Got help from GC Tek, and they really walked me through the setup. Respect!
I didn’t think a filter this compact could handle my system, but it’s been solid. Clear water, easy backwash. Highly recommend it.
It’s efficient, saves space, and I barely have to think about it. Wish I bought this sooner.
Bought this after my old filter gave up. The AlphaNano 60 changed everything—clearer water in days. I honestly feel better knowing my fish have clean water again.
