abstract angled angles apartments architecture backgrounds buildings chinese colors colours contrast covered curved diagonal edge edges flats Haze heights high homes houses lines modern overlap overlapping patterns perspectives placement roof roofing roofs rooftops rooves rounded rows shape shapes Singapore smoke steep streets style surfaces texture textures tiles tiling units windows appearance building capping cleaning cover covering danger dangers ear protection exterior external height high-pressure improvement maintenance pressure pressure-cleaning renovating renovation repairs restoration restoring risks risky roof-area rooftop safety skies sky spray sunlight sunshine tools tough water wet work workman city clear background gutter guttering historic lichen loose nails old pattern slate tile vents architectural architectural-elements corrugated corrugations curves joined light linked orange protection quality surface terracotta textured tiled architectural exterior blue bright building exterior chill cold crystal day daytime dripping frozen gutters hang hangs house ice icicle icicles icy nature outdoor outdoors outside season shiny snow sparkling weather white winter winter time activities aqua chairs clean color colour cool deck-chairs fun hotel open palms plants pool poolside private rain raining recreational reflection reflections relaxation relaxing responsibility responsible ripples rippling sheltered shrubs surrounding surrounds swimmers swimming swimming-pool tropical views water's edge wavelets Australia authentic bricks brickwork chimney chimney-stack corrugated-iron corrugated-roofing heritage rural surfacing whitewashed