Concrete Dustproofer for Concrete Floors Helps prevent concrete dust problems on newly laid concrete floors Highly effective, easy to apply Concrete Dustproofer with no strong harmful smell. The concrete sealer is suitable for internal or external use. It is a durable concrete floor sealer, garage floor sealer and sealer for power floated concrete floors. Solvent FREE concrete dustproofer that helps prevent dusting on porous concrete surfaces. It's frequently used to seal and prevent dust on concrete on garage floors and industrial floors.