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NEW Includes pre-cut and -drilled components for making a vermiculite box for a Harnessing Flow project. For more information, see our video lesson Harnessing Flow in Kiln-Glass at bullseyeglass.com. (Subscription required.) Exterior dimensions 14" x 10" x 2.5" (355 x 254 x 64 mm).
Pre-fire and line with fiber paper before using with glass. For more information about vermiculite products, including pre-firing instructions, see Tips for Using Vermiculite Board.