Mad Dog Dura-Prime Exterior Bonding Primer

Penetrates into old coatings and stabilizes and prepares peeling paint, cracking stucco, as well as plaster, rusty or galvanized metal, wood, and concrete surfaces. Exterior use. Makes paint last up to 20 years. Permanently flexible and breathable. Green product.

• Demonstrably the best exterior acrylic latex bonding primer available.
• Patented adhesive formula adheres to substrates with unmatched grip. 
• Remains permanently flexible and breathable, expands and contracts as the substrate flexes with seasonal changes in temperature and humidity, ensuring a paint job that endures 2 to 3 times longer than traditional primers.
• 55% volume solids provides the most stable surface for top-coat adhesion and durability
• Holds back rust bleed and tannin bleed with two coats
• Use on: all types of wood substrates, masonry, stucco, concrete, galvanized metal, pvc, aluminum
• Best project applications: historic renovation & restoration, churches, municipal buildings, residential re-paint projects, industrial and commercial substrates, and worn, damaged substrates where paint has difficulty adhering.

• 55% solids by volume
• 300% elongation
• 300 sq ft per gallon @ 3 mils dry (5.45 mils WFT)
• Exterior use
• Apply by brush, roll, or spray
• Back brush for best results
• Re-coat time: 1-2 hours
• Dries clear and tacky to the touch
• 300 + PSI adhesion
• 100% Acrylic latex formula
• Soap and water clean-up
• <48 g/L VOC