ArticleInsulation for Single Vessel Brewing What’s the best way to hold a consistent mash temperature for brew-in-a-bag brewing? We put the popular Reflectix insulation to the test.Already a member? Log InWritten by Rob FrieselYou'll Also Like Article MEMBERS ONLY BIAB: Tips From the Pros Brew-in-a-bag (BIAB) continues to grow in popularity around the world. Learn from two brewers well versed in maximizing the BIAB experience. Article MEMBERS ONLY Charging Up Alkalinity, All-in with Allspice, and Enzyme Dynamics Water chemistry is a complex beast for all-grain brewers. The Wizard takes a spin through one reader’s question about their well water run through a water softener. Also learn about using allspice in beer and the concept of “reverse” step mashing.