RadonSealDeepPenet r at i ngConcr et eSeal eri sauserand envi r onmentf r i endl y ,wat er bor ne,si l i cat ebasedseal erwhi chpenet r at esdeepi nt o concr et e( upt o4i nches ) ,chemi cal l yr eact s,andper manant l eyseal sconcr et eagai nstwat er seepage,wat ervapor ,andevenmi nut eat omsofr adongas.
