Glass CO2 Drop Checker with 4dkh/PH Solution

The Castle Dawn Aquatics CO2 Drop Checker is an essential tool when injecting CO2 into your aquarium. While CO2 is vital for healthy plant growth, unregulated levels can cause harm to fish and shrimp. This glass drop checker includes a pre-calibrated 4dKH solution, offering more reliable readings than versions requiring tank water mixing.

Key Features and Important Notes:

• What’s Included:
  – 1 × Glass Drop Checker
  – 1 × 4dKH Solution
• Accurate CO2 Monitoring:
  Provides a reliable colour indication of CO2 levels – green is ideal, yellow is too high, and blue is too low.
• Includes 4dKH Solution:
  Calibrated 4dKH solution ensures a consistent and accurate CO2 reading.
• Instant Visual Feedback:
  Colour changes allow aquarists to monitor CO2 levels at a glance for daily adjustments.
• Aquascaping Essentials:
  Helps maintain safe and optimal CO2 levels for lush, healthy aquatic plant growth.
• High-Quality Glassware:
  Hand-blown glass design offers durability and clarity for an unobtrusive in-tank appearance.
• Size:
  12 × 8.6 × 7.6 cm (H × L × W)
  4.72 × 3.39 × 2.99 inches
• Warranty:
  1‑Year Warranty (T&Cs apply).
• ⚠️ Warning:
  Excessive CO2 can be dangerous for aquarium livestock. Always monitor drop checker colour and make slow, careful CO2 adjustments.