Ключевые слова: abstract, advert, awning, background, building, canopy, clarity, colorful, colors, conservatory, contrasting, covering, form, glass, glazing, greenhouse, hothouse, isolated, light, limpidity, lines, lucidity, material, modern, old, plastic, polycarb, polycarbonate, polymer, polymeride, proof, protection, protective, roof, roofing, shed, sheet, shield, skylight, solarium, sun, surface, texture, textured, through, top, transmissivity, transparency, transparent, white,