Classes to be held in Colorado and New Hampshire.Viega, LLC has announced its Fall 2019 lineup of courses at its seminar centers in Broomfield, CO and Nashua, NH.The offerings include topics from radiant design and LoopCAD software to press technology. With two fully equipped state-of-the-art seminar centers, Viega is an industry leader in supporting the trades and helping contractors become more versatile, skilled and efficient. To date, more than 40,000 people, from self-employed contractors to employees of large firms…