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    Part A: 5-gallon pail w/ 4 gallons, Part B: 1-gallon pail

    Color Prime 915™

    Engineered for superior adhesion, Color Prime 915 is a two-component, water-based epoxy primer designed to prepare metal roofs for topcoat application. Its versatile formula also serves as a bonding primer for various other surfaces, ensuring long-term coating performance.

    • Enhances adhesion to metal roof surfaces prior to top coating
    • Compatible with a wide range of substrates including metal, masonry, wood, and organic polymers
    • Two-component epoxy formulation for strong bonding performance
    • Helps create a durable foundation for subsequent coating systems
    • Can be used as a masonry block filler for improved surface uniformity
    • Suitable for brush, roller, or spray application methods
    • Water-based formulation for easier application and clean up
    • Designed to improve coating system performance and longevity
    Solids by Volume
    45% ± 2%
    Solids by Weight
    56% ± 2%
    Adhesion Strength
    5A, D-3359
    Hardness (Pencil @ 7 days)
    H, D1186
    VOC Content
    < 100 g liter, EPA Method 24
    Max Continuous Temperature
    180°F
    Flash Point
    >212°F, A&B Mixed
    Dry Time
    2-3 hours @ 75°F
    Clean Up
    Water
    • Metal
    • Organic polymers
    • Masonry
    • Copper
    • Wood
    • Surface Preparation

      Ensure the surface is clean, dry, and free of contaminants. Pressure wash (2,500–3,500 psi) if necessary. Some substrates may require mechanical abrasion for better adhesion.

    • Mixing/Thinning

      Stir thoroughly before use. Do not thin unless specified in product instructions.

    • Application Methods

      Apply using a brush, roller, or airless sprayer in a thin, even coat. Avoid pooling or over-application.

    • Dry Time

      Allow to dry completely before applying the topcoat. Dry time varies with temperature, humidity, and substrate but is typically 30 minutes to a few hours.

    • Limitations/Precautions

      Do not apply below 50°F. Avoid application if rain is imminent, as water-based primers can wash off before drying. Confirm compatibility with the intended coating system.

    • Storage/Handling

      Store in a cool, dry place, away from freezing temperatures. Keep containers sealed to prevent contamination.

    • Cleanup/Disposal

      Clean tools and equipment with soap and water immediately after use. Do not dispose of liquid primer in drains or waterways. Follow local regulations for disposal.

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