Accurate CO2 bubble reading. Durable and long-lasting.

ISTA CO2 Flow Counter I-530

ISTA I-530 gives clear bubble reading so you can accurately measure the CO2 dosing of your aquarium. Made of strong acrylic, this bubble reader is durable, easy to use.

Features

• Clear bubble reading
• Ensures accurate CO2 dosing for your aquarium
• Made with acrylic assures long usage time
• Compact size, easy assembling
• Maintenance free
• Acid and break resistant

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