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NEW Sto Wall Selector Tool: Find the Sto Wall Systems Best Suited for Your Project. Let’s Get Started!

Sto Products

StoPrime® Block Surfacer HP

StoPrime® Block Surfacer HP is a high build alkali resistant primer for use on vertical above grade walls over concrete, concrete masonry and stucco. Its primary purpose is to fill concrete block surfaces prior to the application of Sto top coats.

Product number: 81520

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What’s the best Sto Wall System for your project? Find it with our NEW Sto Wall Selector Tool.