Clear, Low-Maintenance Filtration for Healthy Ponds
Aqua Ultraviolet Ultima II Pond Filters are designed to give pond owners powerful, low-maintenance filtration without the constant hassle of manual cleaning. Whether you’re managing a small water garden or a large koi pond, Aqua Ultraviolet Ultima II Pond Filters deliver reliable clarity, healthier fish, and long-term peace of mind.
Cleaner Water, Less Effort: Advanced bio-mechanical filtration removes debris and waste efficiently, helping keep your pond clear with minimal intervention.
Healthier Fish Environment: Consistent filtration supports balanced water conditions, reducing stress on koi and pond fish.
Sized for Your Pond’s Needs: Available models handle ponds from 500 up to 4,000 gallons, so you get the right performance without overbuying.
Smooth, Reliable Flow: Designed to maintain proper circulation across a wide flow range, helping prevent stagnation and water quality issues.
Built for Long-Term Use: Durable construction and proven design give you confidence that your system will perform season after season.
How the Ultima II Pond Filter System Simplifies Maintenance
• Flexible Connection Options: Choose between 1½″ or 2″ valve configurations; integrate seamlessly with your plumbing
• Scalable Performance: Options ranging from Ultima II 1000, 2000, to 4000; upgrade easily as your pond grows
• Reduced Maintenance Stress: Efficient internal design; minimizes frequent cleaning and saves time
• Trusted Brand Reputation: Aqua Ultraviolet professional-grade equipment; trusted by serious hobbyists and installers
• Confidence in Your Purchase: Proven filtration performance; long-term reliability with easy ownership
Aqua Ultraviolet Ultima II Pond Filters: What's Included
Everything you need is included with your Aqua Ultraviolet Ultima II Pond Filters
- Ultima II Filter Tank
- Multi-Port Control Valve
- Internal Filter Media
- Factory-Installed Plumbing Components
- Manufacturer Installation Guide
Aqua Ultraviolet Ultima II Pond Filters Technical Specifications
| Feature | A50073 | A50079 | A50019 | A50017 | A50003 | A50004 |
| Model | Ultima II 1000 | Ultima II 1000 | Ultima II 2000 | Ultima II 2000 | Ultima II 4000 | Ultima II 4000 |
| Valve Size | 1½″ | 1½″ | Row 2 | 1½″ | 1½″ | 2″ |
| Recommended Pond Size | 500–1,000 gal | 500–1,000 gal | 1,000–2,000 gal | 1,000–2,000 gal | 2,000–4,000 gal | 2,000–4,000 gal |
| Max Flow Rate | 1,200 GPH | 1,200 GPH | 2,500 GPH | 2,500 GPH | 4,500 GPH | 4,500 GPH |
| Min Flow Rate | 500 GPH | 500 GPH | 1,000 GPH | 1,000 GPH | 2,000 GPH | 2,000 GPH |
| Tank Diameter | 14 in (35.6 cm) | 14 in (35.6 cm) | 16½ in (41.9 cm) | 16½ in (41.9 cm) | 20½ in (52.1 cm) | 20½ in (52.1 cm) |
| Tank Height | 23¼ in (59.1 cm) | 25 in (63.5 cm) | 33 in (83.8 cm) | 34¾ in (88.3 cm) | 38 in (96.5 cm) | 39¾ in (101 cm) |
| Filtration Type | Bio-Mechanical | Bio-Mechanical | Bio-Mechanical | Bio-Mechanical | Bio-Mechanical | Bio-Mechanical |
Aqua Ultraviolet Ultima II Pond Filters Manual
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