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Roberts ISOGuard40 Crack Isolation Membrane The Roberts ISOGuard40 is a peel-and-stick crack-isolation membrane designed to help prevent substrate movement from transferring to finished flooring. Features Self-adhesive peel-and-stick design for quick, efficient application Protects lateral subfloor cracks up to 1/4″ 40 mil thickness with a high rubber content for lasting elasticity Suitable for use over concrete, mortar beds, patching compounds, and cement backer boards 150 sq. ft. roll coverage
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🇺🇸 Ship from USA · On Agora since 2026
$142.00