PM columnist Ray Wohlfarth’s new book, “Lessons Learned: Brewing with Steam” will cover these subjects: sizing a boiler for a brewery; boiler piping; boiler operating controls; boiler maintenance; choosing a boiler; steam traps; and boiler safety controls. It will contain 50 pages of formulas and rules of thumb. The book can be purchased at BNP Media’s online AEC Store ( and at

Fire and Ice Heating and Cooling.