** Shares of furniture companies with exposure to imports into the United States fall in premarket trading after U.S. President Donald Trump's fresh tariffs on the sector
** Trump announces 50% tariff on imported kitchen cabinets and bathroom vanities and a 30% tariff on upholstered furniture, set to take effect from Oct. 1
** Shares of online furniture retailer Wayfair W.N down about 5% premarket at $80.52; Wayfair relies heavily on imports from China and Vietnam
** Shares of Pottery Barn owner Williams-Sonoma WSM.N down nearly 3% at $195.50, while luxury furniture retailer RH down nearly 4% at $202.99
** Shares of furniture retailers with more production in the U.S. rise; La-Z-Boy LZB.N up 1.7% at $34.53, while Ethan Allen Interiors ETD.N up about 1%