Fasteners for attaching PT lumber to concrete


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Old 07-10-12, 05:21 AM
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Fasteners for attaching PT lumber to concrete

For attaching bottom plates to concrete slab or wall studs/furring strips to concrete walls, I use either Tapcon screws, or hammer drive concrete anchors.

I read recently that PT lumber's moisture would quickly corrode away screws and nails that are galvanized or anything not stainless steel.

If this is true, should I be worrying about the Tapcon screws and hammer set anchors being corroded away?
 
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Old 07-10-12, 05:30 AM
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Tapcon brand anchors are rated for use in ACQ.

Buildex Tapcon® Concrete Anchor

Not all powder actuated concrete anchors are rated for ACQ, yours would have to specifically say. Check the label.
 
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Old 07-10-12, 05:34 AM
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It's not moisture, it's the chemicals used to treat the lumber. Use fasteners which say they are for ACQ treated lumber and you'll be fine.

Edit: Looks like X types faster than I do
 
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Old 07-10-12, 01:41 PM
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Ramset with Ramguard are approved for ACQ. They come in a green box, so they are distinguishable from regular ramsets.
 
 

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