Glass CO2 Drop Checker - Orb Style

★★★★★ 4.6 30 reviews

$12.57
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$12.57
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 234719633 Release Date 2026/07/02 List Price $5.03 Model Number 234719633
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Keep your planted tank thriving with the Castle Dawn Aquatics Orb Drop Checker. This elegant glass tool helps monitor dissolved CO2 levels in your aquarium, changing colour based on the pH level of your tank water. Designed for accuracy and visual appeal, it’s an essential tool for any aquascapers using CO2 injection.

Key Features and Important Notes:

  • What’s Included:
    – 1 × Glass CO2 Drop Checker (Orb style)
    ⚠️ Reagent solution sold separately.
  • Precise CO2 Monitoring:
    Changes colour based on CO2 concentration – blue (low), lime-green (ideal), yellow (too much).
  • Delayed Reading:
    Displays CO2 level from 2–3 hours prior – ideal for long-term monitoring.
  • Installation Instructions:
    Fill with reagent while inverted, mount using a suction cup, and observe colour changes.
  • Best Practices:
    Move to different parts of the tank periodically to compare CO2 distribution.
  • Material:
    Crafted from high-clarity glass for durability and minimal visual impact.
  • Compatible Reagent:
    Use with Castle Dawn Aquatics Drop Checker Reagent (sold separately).
  • Size:
    5 × 3.5 × 3.5 cm (H × L × W)
    1.97 × 1.38 × 1.38 inches
  • Warranty:
    1‑Year Warranty (T&Cs apply).
  • ⚠️ Warning:
    CO2 levels that are too high can stress or harm livestock. Do not make sudden CO2 adjustments – always make small changes and wait 2 hours to observe effects.

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4.6 out of 5
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30 ratings | 12 reviews
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