
Mineral Wool Attachment
Large 3" dia. plastic washer used for attaching mineral wool to various substrates.
Grip-Lok® Hurricane Washer
Mineral Wool Attachment
- Large 3" dia. plastic washer prevents crushing of soft insulation
- Compatible with nails and screws
- For use with high wind velocity areas
- Made in USA
- Recommended for use with Grip-Deck® screws for all substrates
- Also can be used to attach drainage board for foundation water-proofing systems
Large diameter washer for mineral wool attachment.
3" diameter, high-density polypropylene washer for attaching mineral wool and rigid insulation to various substrates in high wind-load areas.

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