Please login with your username and password.


Can’t remember your accounts password?

Can't access your account?

Please select your language

This page is available in the following languages:

    Please select your location

    MasterProtect EL 750AA

    Algae-resistant, water-based, smooth, 100% acrylic, elastomeric, waterproof coating

    Formerly: Thorolastic A+

    How does MasterProtect EL 750AA work?

    MasterProtect EL 750AA is an algae-resistant, high-build, water-based, elastomeric, 100% acrylic, waterproof coating. Its resistance to algae growth makes it appropriate for humid environments.

    Recommended uses:

    • Exterior
    • Vertical surfaces
    • Above grade
    • Protecting and waterproofing

    What are the unique features of MasterProtect EL 750AA?

    • Available in a broad range of colors
    • Resists wind-driven rain; helps prevent water penetration into the substrate
    • Breathable to allow water vapor to escape
    • Excellent adhesion, bonds securely to substrate for long-term durability
    • Excellent hiding power
    • Low VOC content for broad compliance across all regions
    • Resistant to dirt pickup
    • Masters Painters Institute (MPI) approved

    What are the benefits of MasterProtect EL 750AA?

    • Resistant to algae growth on the coating and suitable for humid conditions
    • High elongation and recovery for durable performance over dynamic cracks
    • UV resistance provides excellent color retention for a long-lasting, attractive finish
    • Effective carbon dioxide diffusion barrier, protects embedded steel from corrosion
    • Flexibility at very low temperatures makes it suitable for all climates

    Product Information

    Data Guide

    Certification Letter

    Guide Spec

    LEED v4 Letter

    Safety Data Sheet - Neutral

    Safety Data Sheet - Pastel

    Safety Data Sheet - Color Ser Medium

    Safety Data Sheet - Color Ser Pastel

    Safety Data Sheet - Ultra Deep