Hardener

Hardener
10 Items
  1. Krud Kutter 3.5 oz. Waste Paint Hardener
    Krud Kutter 3.5 oz. Waste Paint Hardener
    Free shipping available
    In Stock
    $3.83
  2. Homax 3.5 oz. Waste Paint Hardener
    Homax 3.5 oz. Waste Paint Hardener
    Free shipping available
    In Stock
    $4.55
  3. Old Masters 4oz Hardener For Masters Armor
    Old Masters 4oz Hardener For Masters Armor
    Free shipping available
    In Stock
  4. Evercoat 1oz Blue Cream Hardener
    Evercoat 1oz Blue Cream Hardener
    Free shipping available
    In Stock
  5. Old Masters 5oz Hardener for Apex Finishes
    Old Masters 5oz Hardener for Apex Finishes
    Free shipping available
    In Stock
    $29.99
  6. Krud Kutter 5gal Waste Paint Hardener
    $222.97
  7. Evercoat 4oz White Cream Hardener
    Evercoat 4oz White Cream Hardener
    Free shipping available
    In Stock
  8. Bondo Blue Cream Hardener for Bondo Fillers
    Bondo Blue Cream Hardener for Bondo Fillers
    Free shipping available
    In Stock
    Starting at $2.54
    $2.54 to $4.56
  9. Bondo 2.75oz Blue Cream Hardener for Bondo Fillers
    Bondo 2.75oz Blue Cream Hardener for Bondo Fillers
    Free shipping available
    In Stock
    $4.56
  10. Bondo .75oz Blue Cream Hardener for Bondo Fillers
    Bondo .75oz Blue Cream Hardener for Bondo Fillers
    Free shipping available
    In Stock
    $2.54

10 products

Hardener additives are essential for enhancing the strength, durability, and chemical resistance of paints, coatings, adhesives, and epoxies. These additives accelerate curing times and improve scratch resistance, impact resistance, and longevity in high-performance applications. Commonly used in automotive finishes, industrial coatings, and marine applications, hardeners create a tough, protective layer that resists abrasion, chemicals, and moisture. Polyurethane and epoxy hardeners improve adhesion and structural integrity, making them ideal for floor coatings, furniture finishes, and protective barriers. Many formulations are designed to be UV-resistant, preventing yellowing and fading over time. Fast-drying and high-strength hardeners ensure efficient application and long-term protection, making them ideal for commercial, industrial, and residential coatings. Whether used for wood, metal, concrete, or composite materials, hardener additives provide superior protection, enhanced durability, and extended coating life, ensuring a high-performance, professional-grade finish.