Ключевые слова: abstract, asphalt, backdrop, background, bitumen, bitumen felt, black, close, close up, closeup, coating, cover, covering, damp proofing, dark, detail, equipment, flat roof, gray, grey, insulation, mat, material, nobody, pattern, protection, recovery, repairing, roll, rolls, roof, roofing, roofing felt, roofing membrane, ruberoid, sheet, tar felt, tar paper, texture, textured, waterproofing,