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To be honest I doubt you'll notice a difference between Roxul which is a mineral wool compared to a standard Fiberglass batt. The stc ratings are pretty much equivalent based on the same R value however since you're doing such a small area you're not really paying that much more.
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The world ain't all sunshine and rainbows. It's a very mean and nasty place... and I donīt care how tough you are, it will beat you to your knees and keep you there permanently, if you let it. You, me or nobody, is gonna hit as hard as life. But ain't about how hard you hit... It's about how hard you can get hit, and keep moving forward... how much you can take, and keep moving forward. Thatīs how winning is done. Now, if you know what you worth, go out and get what you worth. - Rocky Balboa
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