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ICF Screws 2 Inch 500 pcs in the box are specialized, hardened, and zing plated fasteners designed to attach bracing, finishes, or ledger boards directly to the plastic webs of Insulated Concrete Form (ICF) blocks. Typically featuring a 1/4″ hex head, coarse threads, and a loose washer for added holding power, they are commonly available in 2″ and 3″ lengths.
ICF Screws 2 Inch 500 pcs in the box are specialized, hardened, and zing plated fasteners designed to attach bracing, finishes, or ledger boards directly to the plastic webs of Insulated Concrete Form (ICF) blocks.
Typically featuring a 1/4″ hex head, coarse threads, and a loose washer for added holding power, they are commonly available in 2″ and 3″ lengths.
Key Features and Types
Design: Most feature a “loose washer” or “floating washer” design, which prevents the screw from pulling too deeply into the EPS foam, maintaining structural integrity.
Head Type: 1/4″ Hex heads are standard, as they allow for easy cleaning of concrete residue and reusability.
Material: Hardened and galvanized to prevent corrosion.
Sizes: 1-1/2″, 2″, and 3″ are the most common lengths for various applications.
Common Applications
Bracing: 2″ or 3″ screws are used to secure metal bracing channels to the ICF webs, providing a strong, adjustable anchor point for straightening walls.
Finishes: Interior drywall can be attached to the plastic ties using 1-1/4″ to 1-5/8″ screws, while exterior siding or furring strips use longer, corrosion-resistant screws.
Ledgers: Specialized, longer screws are used for attaching wood or steel ledgers to support decks or floor joists.
Best Practices for Installation
Avoid Over-tightening: Tighten until the washer is snug against the fastening strip to avoid crushing the foam, which reduces holding power.
Prevent Overheating: When driving screws through thick material (like engineered lumber), the friction can melt the plastic web. It is recommended to let screws cool or pre-drill if melting occurs.
Use Proper Length: Ensure the screw penetrates the plastic web by at least
Additional information
Core Sizes
4", 6", 8", 10"
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