The best asphalt driveway sealer is one that contains polymers and other additives that increase the range of protection offered by the product. These sealers offer protection against oil and gas spills in addition to protection from the effects of weathering. They also contain a high percentage of filler material that sinks into small gaps and cracks to create a solid surface.Continue Reading
Most asphalt driveway sealers are not able to withstand the damage caused by oil and gasoline unless they contain additives. Oil and gasoline dissolve asphalt. Coal tar driveway sealers are better than standard asphalt sealers at providing this protection. Many manufacturers, recognizing this problem, have added polymers to the standard mixture to offer additional protection.
Asphalt driveway sealers have the distinction of being environmentally friendly. They do not emit gases that harm air quality, and they are less likely to irritate the skin.
Most sealers are rated for residential or commercial use. Though sealers designed for commercial use are able to withstand higher traffic volumes, manufacturers create their own labels for these products, with no standardization of the grades between manufacturers. The best way to determine the durability of a driveway sealant is to check the manufacturer's warranty. Cost of the sealer is generally another indication of quality.Learn more about Outdoor
Popular types of different driveway surface materials include asphalt, concrete, bricks, gravel and stones. Other popular driveway surface materials are crushed shells, basalt tiles, pavers, and recycled brick, stone and gravel.Full Answer >
Although not absolutely essential, sealing an asphalt driveway extends its overall life and minimizes the need for repairs. Sealer fills small cracks to reduce damage from water, ice and growing plants. It also protects against ultraviolet radiation from the sun, as well as oil and gas spills.Full Answer >
Seal an asphalt driveway once every two to three years; sealing the driveway more often may lead to hairline cracks and peeling. When sealed properly, an asphalt driveway has a fresh, black finish and is better protected from oil damage and cracks.Full Answer >
Pricing for an asphalt driveway is based on a number of factors including the square footage of the driveway. The base cost for asphalt on a driveway is $3 to $5 per square foot, as of 2015.Full Answer >