Understanding the UL Fire Resistance Directories - Ron Blank ...
Understanding the UL Fire Resistance Directories - Ron Blank ...
Understanding the UL Fire Resistance Directories - Ron Blank ...
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<strong>Understanding</strong> <strong>UL</strong>My fire rated design was tested with nails. Can Ifasten <strong>the</strong> wallboard with screws ra<strong>the</strong>r than nails?Q.My fire rated design was tested with nails. Can Ifasten <strong>the</strong> wallboard with screws ra<strong>the</strong>r than nails?A.Yes, screws can be used as an alternate to nails inwallboard designs.They must be substituted one-for-one when <strong>the</strong>head diameter, length and spacing equal orexceed <strong>the</strong> requirements for <strong>the</strong> specified nails.