• Loxon® Block Surfacer

    Loxon® Block Surfacer

    Save time, extend your exterior painting season and solve your fresh mortar problems with Loxon Block Surfacer. This sealant can be applied to fresh mortar after just 7 days, allowing you to turn jobs around fast and deliver a finished project quickly. Loxon weighs 1/3 less than other block filler products and backrolls faster with less effort and has excellent pore filling characteristics. Loxon Block Surfacer reduces topcoat usage, and helps prevent alkali burn, delamination and water damage. Minimize project delays and paint failures, and enjoy labor savings with Loxon Block Surfacer.

    View more Product Features See all Loxon® Professional Products Products
    • Options

      Product Number

      • 5 Gallon(s)
      • White
      • Sales Number: 6403-15990
      • Product Number: A24W00200

    Data sheets are available in multiple languages. To view in a language other than USA - English, please select the appropriate country and language from the drop down menus.

    Product Number Sales Number Size*** Base GHS-SDS MSDS PDS EDS

    Product Features

    • Excellent filling and sealing properties.
    • Lightweight technology acrylic resin weighs 30% less than concrete block fillers.
    • Alkali resistant (from 8 to 13 pH).
    • Use at temperatures down to 35° F.
    • Allows topcoating with all types of finishes, including high-performance epoxies.
    • For interior and exterior poured and precast concrete, concrete block, cinder block and stucco.

    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.

    Learn More

    Surface Preparation

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

    Learn More

    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.

    Learn More

    Exterior Primers

    Curb appeal starts here.

    Learn More

    We Also Recommend

Not all colors are available in all product lines. See store for details.
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.