1. Prevents degranulation of your shingle by plugging cracks
  2. Repels water caused by inclement weather
  3. Prevent mold from forming on your shingle
  4. Prevent corner straightening
  5. Prevent shingle waving
  6. Protects your roof against tearing
  7. Protects your roof from damage caused by temperature variations
  8. Protects your roof from the harmful effects of UV rays