Koi Pond Filters » Aqua Ultraviolet Ultima II Pond Filters » Aqua Ultraviolet Ultima II 4000 Pond Filter

The Ultima II is specifically engineered to meet the environmental demands of aquatic life. Our patented Ultima II filter does the work of two, combining biological and mechanical filtration into one compact package.

The Ultima II 4000 is designed to support aquatic life in bodies of water from 2,000 to 4,000 gallons.

Optimal Flow Rate 4,000 gph

Minimum flow 2,000 gph Max flow 4,500 gph

Pump Recommendation:
Optimal flow 4,000 gph at 10" of head. Direct drive self priming pumps recommended.