Walkerville Brewery was founded by Hiram Walker, famous distiller of Canadian Club whisky. His Purity pilsner is brewed under stringent regulations set out in the German Purity Law . Using Hallertau hops lends floral and clove aromas to the beer followed by subtle grain and pear notes. The finish is dry and crisp. Walkerville Brewery was founded by Hiram Walker, famous distiller of Canadian Club whisky. His Purity pilsner is brewed under stringent regulations set out in the German Purity Law . Using Hallertau hops lends floral and clove aromas to the beer followed by subtle grain and pear notes. The finish is dry and crisp. 473 mL can