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STURDY-DEK is a multi-ply, semi-rigid asphaltic panel composed of a mineral-fortified asphaltic core, formed between two asphalt-saturated fiberglass liners and a plastic separator sheet.

STURDY-DEK is designed to be used as a base material in flat or low-slope roofing. It may be installed over wood, concrete, rigid insulation or as a recover sheet over an existing roof surface which is to be re-roofed.

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