The Fab Four: Water with Iain Kenny of Murphy and Son

This episode is Part Three of The Fab Four Series, where Martin breaks down the core foundations of brewing with industry experts.

Martin is joined by Iain Kenny of Murphy & Son for a practical and approachable look at how water treatment impacts beer.
They discuss how water chemistry shapes beer styles, the challenges brewers commonly face, how to build accurate water profiles, and the importance of brewing salts and chloride–sulphate balance.

Iain also explains Burtonisation and highlights useful Murphy & Son resources that help brewers improve their water quality.

A valuable, easy-to-follow episode for brewers and beer fans continuing the journey through the Fab Four Series.

Little Book of Secrets – Liquor Edition:
https://www.murphyandson.co.uk/wine-cider-brochures/

The Malt Miller Water Report:
https://www.themaltmiller.co.uk/product/advanced-water-report-from-murphy-sons/

About Murphy & Son:
https://www.murphyandson.co.uk/about-us/

All Podcast Episodes:
https://thebeerrep.com/podcast-episodes/

Chapters

• 0:00 Introduction to Murphy and Son
• 4:36 Importance of Water Treatment in Brewing
• 8:47 Common Water Treatment Mistakes
• 12:28 Influence of Water Composition on Beer Styles
• 15:32 Understanding Brewing Salts and Water Treatment
• 20:16 The Magic Ratio: Chloride and Sulphate
• 25:11 Classic Water Profiles and Their Importance
• 28:38 Murphy and Son Product Portfolio
• 30:44 Resources for Brewers
• 32:54 Demystifying Water Treatment for Homebrewers
• 36:21 Wrap Up and Outro