Get 10% off when you purchase the Haffmans GMT 2.0 CO₂ meter with the Haffmans Oxy-2Go O₂ meter — two compact, reliable tools built to help Aussie craft brewers maintain beer quality from tank to tap.

Whether you're brewing pale ales or hazy IPAs, these devices give you the precision you need to keep every batch consistent and tasting top-notch.

Haffmans GMT 2.0
A compact and portable solution to measure CO₂ on the go, allowing for quality checks across the entire production line.

Haffmans Oxy-2Go
Monitor the complete range of dissolved oxygen (DO) content in beer wort, beer, and other beverages.

Why Choose Pentair?
Precision and Accuracy
Haffmans quality control devices use advanced optical and laser-based technologies to provide highly accurate and reproducible measurements.
Comprehensive Solutions
Haffmans offers a wide range of quality control equipment that covers various stages of the production process, from the brewhouse to the laboratory and packaging.
Industry Expertise
With over 75 years of innovation and experience in the brewing and beverage industry, Haffmans has developed trusted and proven technologies.
Offer Ends November 30th, 2025
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