Maintaining Older Roofs in Knoxville- 5 Essential Tips How to maintain an older roof in Knoxville. Older Knoxville homes have charm, and usually an aging roof to match. Step one: schedule an annual roof inspection. Small issues on an older roof can turn serious quickly. Step two: keep a close eye on damaged shingles. If they’re cracked, curling, or missing, get them replaced. Step three: remove moss or algae buildup. It traps moisture and speeds up decay. Step four: recaulk vents, flashing, and skylights. Old sealant doesn’t last forever. Step five: no one repairs won’t cut it. At a certain ...
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