Askoll CO2 Visual Control Aquarium CO2 Tester

Askoll CO2 Visual Control Aquarium CO2 Tester

An easy-to-read visual tester for monitoring dissolved CO2 in planted aquariums. The colour-changing indicator helps show whether carbon-dioxide levels are correct, too low or too high.

Key features

• Continuous visual CO2 monitoring
• Includes colour scale, aquarium vial and reagent
• Supports safe adjustment of a CO2 system
• Can be used with KH to assess CO2 and pH

Choosing this aquarium co2 tester

This aquarium co2 tester is designed for the aquarium function described above, with clear performance, capacity and compatibility details to support an informed choice. It is suited to aquarists comparing reliable equipment for routine home-aquarium care.

Review the stated size, compatibility and directions before use so the product matches your aquarium, filter or livestock needs. Install, operate and maintain the product in line with the manufacturer's guidance.