In the powder room, Krome Construction suspended the cabinetry–consisting of a quartz countertop from Innovative Surfaces and a Florense vanity base from Armazem–in front of a backlit wall of Opustone’s Lumix quartzite. A beveled mirror by CM Glass hangs above Hastings’ Quad ceramic sink and Franz Viegener’s Lollipop faucet from Coral Gables Kitchen & Bath.