Poor man’s Grainfather biab homebrew Buffalo boilerFebruary 3, 2019 by admin 0 Comments Homebrew Beer Equipment Share on Facebook Share on Twitter Share on Pinterest Share on LinkedIn My biab setup using 40l mashtun/boiler and 30l dunk sparge boiler. Share on Facebook Share on Twitter Share on Pinterest Share on LinkedIn Articles You May Like HOW I MAKE MY KOMBUCHA 🫖🧋#kombucha #guthealth #homemade #foodiesofinstagram #nutritionstudent My Kombucha Journey