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    MasterPel 240

    Water-repellent and efflorescence control admixture with excellent resistance to wind-driven rain

    How does MasterPel 240 work?

    MasterPel 240 multipurpose admixture is used in a variety of water-repellent and efflorescence control applications. This unique formula is based on a novel silane chemistry that is different from that of conventional water-repellent admixtures in the concrete industry. MasterPel 240 admixture also exhibits excellent wind-driven rain resistance and has achieved the highest rating per ASTM E 514. MasterPel 240 admixture meets ASTM C 494/C 494M requirements for Type S, Specific Performance, admixtures.

    Recommended uses:

    • Architectural blocks
    • Single-wythe masonry construction
    • Paving stones
    • Segmental retaining wall units
    • Concrete roof tiles
    • Precast /prestressed concrete

    What are the unique features of MasterPel 240?

    • Unique formulation
    • Part of block producer water-repellency certification program
    • Contains components that enhance color and reduce efflorescence potential
    • Provides improved material flow and extrusion characteristics

    What are the benefits of MasterPel 240?

    • Superior water repellency versus conventional water-repellent admixtures
    • Significantly reduces secondary efflorescence (improves primary efflorescence control)
    • Improves color vibrancy and pigment efficiency
    • Increases compressive and flexural strengths
    • Increases production rate
    • Adds visual appeal

    US / Canada Product Information​

    Specification for Water Repellent Unit Masonry 

    Product in Focus: MasterPel 240 and Efflorescence Control

    Product in Focus: MasterPel 240 for Concrete Masonry Walls

    Product Certifications

    Generate a free certificate of conformance for a specific Master Builders Solutions construction product.

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    MasterPel 240 Data Sheet

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    MasterPel 240 Data Sheet (French)

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