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Attach Sill Plate to Concrete Wood to Concrete? There are many ways to attach your sill plate to concrete. In this article we present some of the options and show you how attach the sill and keep it in place. Here is a list of tools. If you need more pictures and information, check out the in-depth How-To. |
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If you haven't poured the concrete, a bolt is relatively easy and provides a very strong means fasten down your sill plate. Remember to wrap the bolt with duct tape to keep the threads clean. | ![]() |
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The anchor screw is a quick and easy way to help tie down your sill. You can install this after the framing is in place by drilling through the sill and concrete. The drill for the concrete is a special tip using carbide bit. | ![]() |
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The carbide bit for concrete needs to match the recommended size of these special concrete fastener screws. |
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Drill through the sill only with the standard wood bit to allow the screw to freely enter. Note the barrier below the sill to stop moisture and provide a weather seal.. |
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It takes a strong twist, but with the right tools and bit sizes, you can quickly fasten the sill down. See the in-depth How-To article for anchor bolts, lag screw, drop-ins, powerhammer and other topics (Wanted to see a thunderstud?) |
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