hyper realistic architectural wall assembly cutaway clean vertical wall section revealing pressure treated wood studs batt insulation between studs continuous polyethylene vapor barrier drywall panels on interior face drywall tape and joint compound at seams smooth finished drywall surface metal corner bead at exposed edge electrical wiring routed through studs standard electrical outlet box mounted within the wall sharp precise cut edges physically accurate material textures correct layer thicknesses neutral natural lighting professional photo real architectural visualization