Karl Hayes

Brewtopia, Te Aro Brewing

Karl’s been an all-grain home-brewer for seven years and has built a dozen brewing systems in that time. They’ve emphasised simplicity, economy, conservation, and upcycling. Since opening All Grain Home Brewing Supplies in 2012, Karl has helped dozens of customers specify their own systems.

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My Sessions

HERMS & RIMS systems for home brewers

A 15 minute talk on the HERMS & RIMS systems for intermediate and advanced home brewers. Also discuss costs, best practices, common pitfalls, pros and cons. Followed by Q&A on anything brewing related.