All SealBest® products are made with the highest quality components that are specially engineered to withstand the elements and to beautify and protect your home. SealBest® Acrylic Modified Trowel Grade Crack Filler is a heavy-bodied, professional-grade, emulsion crack filler designed for filling cracks up to 1" wide in asphalt pavement surfaces. Trowel Grade Crack Filler can also be used to fill shallow ruts and depressions in pavement surfaces.