The International Builders’ Show (IBS) opened Tuesday in Las Vegas and, as is customary, the crowds bustled into the Las Vegas Convention Center (into three mammoth halls), to see all categories of products on display—including doors and windows. Boral Windows showed off its Series 700 vinyl, which can be used in replacement or new construction. […]

World Millwork Alliances’ Annual Convention and Tradeshow is no International Builders Show. It doesn’t pack numerous exhibit halls the size of football fields. (Getting from one side to the other is more like reaching a first-down marker.) But the show also doesn’t carry the fat of outlying products, consumers and services—all of which can clutter […]