Epoxy and acrylic crack fillers are fairly similar to one another and offer benefits like UV protection, a longer lifespan, and oil- or gas-stain resistance.Just like coal tar, asphalt repair formulas are susceptible to UV degradation and solvent staining. The ropes are packed into cracks and melted with a blowtorch to completely and permanently seal the crack. Another popular option is filler ropes, which are composed of thin, ropy strips of asphalt emulsion. Asphalt-based formulas can be found in bulk solutions to seal entire driveways or fill individual cracks. They are generally affordable and highly durable. Asphalt-based crack fillers are a safer and more environmentally-friendly alternative to coal tar sealers.Other disadvantages include coal tar’s susceptibility to UV degradation and staining. For this reason, coal tar asphalt fillers have largely fallen out of favor and have been banned (or regulated) in several states. Though coal tar is an affordable sealing solution, the material emits large amounts of toxic and environmentally detrimental volatile organic compounds (VOCs). Coal tar sealers are often mixed with water and polymers to help with spreading, since the consistency of pure coal tar would be too thick to use. Coal tar crack fillers contain a thick and sticky material made from coal, and are more commonly used in sealer products that cover the entire driveway.Of these, asphalt and coal tar are the most common base ingredients. Most asphalt crack fillers are made primarily with asphalt, coal tar, acrylic, and epoxy. The following key characteristics can help you choose the best asphalt driveway crack filler for your specific situation. Since cracks come in many shapes and sizes, it’s important to select a product that’s formulated for the type of cracks most prevalent on your driveway. Photo: What to Consider When Choosing the Best Asphalt Driveway Crack Filler BEST FILLER ROPE: Latex-ite Pli-Stix Blacktop Joint and Crack Filler. ![]()
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