a gray plastic dowel fastening for thermal insulation with round umbrella caps lies on a gray foam polystyrene plate

anchor architecture background build building caps color construction diameter dowel dowelumbrella equipment expanded facade fastening fix fixing fixtures foam for fortifications gray heat home house industrial industry installation insulation lies material mortar object one outdoor panels part peg plastic plate plug polyfoam polystyrene preparing repairs round rubber saver spigot styrofoam technology thermal umbrella wall white