Ключевые слова: building, chimney, climate, cold, construction, cottage, covered, effective, efficient, energy, facade, frost, frozen, gas, guard, gutter, heat, home, house, housetop, ice, icicle, insulation, isolation, maintenance, melt, natural gas, performance, property, protection, repair, residence, residential, roof, rooftop, safeguard, safety, season, shield, snow, snowdrift, snowfall, temperature, tile, top, warm, weather, winter, wintertime,