Select elements by floor, roof, ceiling
App Name : SelectByFloor App Short Description This app helps to select elements in the boundary of floor, roof, or ceiling. App Description This app helps to select elements in the boundary of floor, roof, or ceiling. Select target elements(floor, roof, or ceiling) ans set top/bottom offset, and click OK button. Then all elements in this boundary will be selected. And filter categories you need. Video https://youtu.be/JH9utI-knxA