It may be time to get a new roof if shingles slide off and/or come to be cracked, brittle or curled or when darkish streaks seem. Don’t think these Unattractive stains are Dust. They might be moss, lichen or blue-inexperienced algae. If you have to carry out a small repair https://secure.smore.com/n/79vd4-advanced-roofing-inc