Roof Restoration: Acrylic over Asphaltic

Choose GAF Acrylic Roof Coatings for protection against normal weathering, aging, and UV exposure on roofs that need moderate restoration and extension of life.

This elementary school in a town named for authors, Mark Twain and Bret Harte, received various roofing solutions.

• Ensure the asphaltic roof is clean, dry, and tight
• Perform moisture scan/identify all wet areas
• Conduct adhesion test to ensure proper adhesion of coating

• Replace any wet membrane and insulation with like material
• Power wash the roof using GAF Cleaning Concentrate

• Treat all seams using GAF Premium Brush-Grade Acrylic Flashing
  - For tight seams, apply GAF Premium Brush-Grade Acrylic Flashing at a rate of 100 linear feet per gallon
  - Loose seams must be three-course with Premium Brush-Grade Acrylic Flashing and 6” GAF Premium Fabric at a rate of 30 linear foot per gallon
• Treat all “alligatored” areas, curbs, penetrations, and drains with premium Brush-Grade Acrylic Flashing and 12” GAF Premium Fabric
  - Three-coursed at a rate of 30 linear foot per gallon

• Apply GAF Acrylic Base Coat to help improve adhesion of the GAF Acrylic Top Coat and mitigate any asphaltic bleed-through
  - Apply Acrylic Base Coat per the specifications for a 10/15 year warranty1, can be brushed, rolled, or spray-applied

• Apply GAF Acrylic Top Coat per the specifications for a 10/15 year limited warranty or guarantee
  - GAF acrylic can be brushed, rolled, or spray-applied
• Ensure previous coat has fully dried/cured prior to subsequent coat
  - Do not apply excess of 1.5 gallons per square per coat
• Consistently check wet mil thickness for uniform coverage