In a big year for home remodeling, major retailers in the space are one-upping each other to grab more of the professional market, including building new distribution infrastructure catering to pros and keeping store aisles clear for DIY customers looking for a new faucet. Accelerated by obstinate supply chain slowdowns, the trend is taking hold among the biggest names in home improvement. As Bloomberg reported on Tuesday (Dec. 2), “Contractors’ needs are very different than the average customer’s, and while they make up only 5{d4d1dfc03659490934346f23c59135b993ced5bc8cc26281e129c43fe68630c9} of The Home Depot’s shoppers, they account for 45{d4d1dfc03659490934346f23c59135b993ced5bc8cc26281e129c43fe68630c9} of its $132 billion in annual sales.” Keeping DIY shoppers from causing in-store delays for more…