Typical cost Asphalt shingle roof replacement: $9,000–$18,000 per roofTypical cost Roof repair: $300–$1,500 per repairTypical cost Roof inspection: Free after stormsTypical cost Gutter installation: $600–$2,400 per homeTypical cost Flashing repair: $300–$1,000 per jobKnoxville Fall tip Get an inspection before winter freeze-thaw cycles begin.Knoxville Fall tip Clear gutters and downspouts before leaves pile up.Knoxville Winter tip Avoid walking on icy or brittle shingles.Knoxville Winter tip Watch ceilings for new stains after snow or ice.Knoxville Spring tip Check shingles and flashing after spring thunderstorms.Knoxville Spring tip Photograph any storm damage for your insurance claim.Knoxville Summer tip Book replacements early; summer schedules fill fast.Knoxville Summer tip Check attic ventilation before peak heat.