Seachem Alert Combo Ph & Ammonia Marine Skimmer 3×57 cm 3×57 cm 2×10

3×57 cm 3×57 cm 2×10 cm 6 m 3 m 1 120×80 cm R42082 6 2 6 1 1 2×118 cm

Powerful Design – A complete reef system that fits beautifully into smaller spaces without compromising on technology

Aquarius Fountain Set Eco 5500

Easy InstallationClick-on/off dosing heads

Seachem Alert Combo Ph & Ammonia Marine Skimmer 3×57 cm 3×57 cm 2×10Ammonia Alert lasts 1 year Freshwater & Marine pH Alert lasts 3 6 months Freshwater Ammonia Alert is an innovative color device for continuously detecting and monitoring toxic free ammonia. A sensor changes reversibly from yellow to green to blue, relative to the ammonia concentration. No test kits, chemicals, or procedures are needed. The device detects less than 0. 05 mg L (ppm) free ammonia and alerts you to the #1 killer before any sign of stress.