an elderly workman drills a hole in a styrofoam wall for the subsequent installation of a plastic reinforcing dowel

architecture build builder building cement concrete construction creating dowel drill drills elderly equipment facade foam for foundation hands hole holes horizontal house industrial industry installation installing insulation man mason masonry material mortar outdoor panel people plaster plasterboard plastic polystyrene profession professional reinforcing renovation rough screwdriver site spreading structure stucco styrofoam subsequent thermal tool wall warming work worker workman