closeup of plastic nail holder in house wall in a cut at construction site with foam concrete styrofoam blocks for better

aerated aircrete architecture block brick brickwork briquette build building cell cellular cement closeup concrete construction cut cutaway design energy equipment exterior external extruded facility foam foamcrete foamed frame industrial industry insulation lightweight masonry material mortar nail outdoor pattern plastic polystyrene project rough sample saving site solid stone structure styrofoam texture tool wall