aging cracked damage damaged deteriorating fading maintenance nails unkept upkeep walls weather board wall weather boards weathered weathered boards wood woodwork worn blistering cobwebs painted peeling vent abstract aged background boards cracks gray grey grooves lines old paint planks rough rough texture rustic slats small planks surface texture textures unkempt wooden wooden boards board decay grain peel plank brown patterns streak structure timber veined weathering ancient Spruce wood timeworn weather beaten architecture boarding elements panelling panels ribbed ridged vintage peeling-paint wall weathered-boards