The event at the Donald E. Stephens Convention Center will bring architects, engineers and construction contractors together to learn about new technologies and products, officials say.

The NFPA 2018 conference and expo is one of the world’s biggest and most comprehensive events for fire, electrical and life safety.

At a press conference Saturday after the end of the G-7 summit in Quebec, Trudeau said Canada, a longtime U.S., ally and trading partner, would not be “pushed around” by America.

The Mexican tariffs, which also hit imported cheese and certain fruits and vegetables, take effect immediately.

York, Pennsylvania-based Double ‘D’ Roofing & Sheet Metal won an award for its charity efforts.

Besides matching America’s 25 percent tax on imported steel and 10 percent tax on aluminum, Canada will soon levy similar taxes on popular products such as chocolate bars, mayonnaise, whiskey, sailboats, washing machines, maple sugar and strawberries.

Building engineers and mechanical contractors may want take note: This is the year that duct design and installation will begin to face an increased amount of scrutiny.

A 25 percent tax on imported steel and 10 percent duty on imported aluminum from the countries will take effect tomorrow.

Dustin Denison has resigned himself to paying more for ductwork, registers, fittings and just about everything else containing steel that Applied Energy Innovations uses daily.

Hiroshige Seko, Japan’s minister of economic trade and industry, has said the U.S. decision to impose tariffs could disrupt the world’s markets for the two metals.