Brightwell MicroBacter QuikCycl is a professional-grade nutrient solution designed for fishless cycling in both freshwater and marine aquariums. It provides the ideal blend of ammonium chloride, phosphates, and nitrates required to feed nitrifying bacteria and establish a strong, stable biological filter—without risking any livestock.

This formula is specifically designed to work perfectly with MicroBacter Start XLM or XLF, creating the ideal environment for rapid cycling and long-term tank stability.

Fishless cycling ensures a controlled, safe, and effective start to your aquarium, allowing beneficial bacteria to thrive before adding fish or corals.

size -60ml

 Benefits

• Speeds up fishless cycling safely

• Supplies balanced nutrients for nitrifying bacteria

• Ideal for use with MicroBacter Start XLM/XLF

• Establishes strong, stable bio-filtration

• Suitable for freshwater & marine tanks

🧪 Basic Dosage

• 4 drops per gallon
  or

• 1 ml per 5 gallons

Use once on Day 1 as part of the cycling procedure.

📋 Simplified Cycling Instructions

1. Turn off skimmer, UV, and remove fine filters.

2. Use a dechlorinator (if not using RODI).

3. Add QuikCycl (4 drops per gallon).

4. Add MicroBacter Start XLM or XLF.

5. Test ammonia/nitrite daily.

6. When ammonia & nitrite reach zero and nitrate is 0.25+ ppm, the tank is cycled.

7. Perform 25% water change and slowly add hardy livestock.