Peace Tree Brewing company of Knoxville has added another distributor. Iowa Beverage Systems in Des Moines will now distribute the brewery’s products throughout central Iowa. They join Fleck Sales of Cedar Rapids as distributors. Fleck Sales offers distribution service in southeastern Iowa. The brewery is also expanding capacity by adding three new tanks, increasing production to 280 barrels a month. The brewery produces handcrafted fine beers, root beer, and creme soda.