• PrepRite® Block Filler

    Effective on above grade and unpainted masonry surfaces. Allows topcoat on concrete block to be smooth and uniform.

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      Product Number

      • 5 Gallon(s)
      • White
      • Sales Number: 620-5637
      • Product Number: B25W00025
    Product Number Sales Number Size*** Base MSDS PDS EDS Greenguard
    MSDS PDS EDS ✔ Certificate

    Product Features

    • Use on unpainted masonry, concrete, cement and flat surfaced concrete block.

    Although we've taken local and national VOC (volatile organic compound) regulations into consideration, such as the Ozone Transport Commission Specifications (OTC), because these regulations vary greatly around the U.S. and are subject to change, we suggest verifying that product selections meet the requirements of the area in which they are to be used.

    To learn more contact your local Sherwin-Williams Sales Rep or Call 800-524-5979.

    Know Your Substrates

    A guide to coating five of today's most popular exterior surfaces.

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    Surface Preparation

    Helpful information on how to properly prepare the surface you need to coat.

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    Primer Selection

    With many different primers specifically formulated for every interior or exterior substrate condition and desired result, our primer system makes it easy to choose the right primer for every job.

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    Exterior Primers

    Curb appeal starts here.

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Not all colors are available in all product lines. See store for details.
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Not all sizes available in all areas.
Due to individual computer monitor limitations, colors seen here may not accurately reflect the selected color. To confirm your color choices, visit your neighborhood Sherwin-Williams store and refer to our in-store color cards.