Can You Put Asphalt Sealer Over Concrete
Asphalt can be successfully installed over concrete but due to the characteristics of each material you may not be happy with the long term results as the asphalt will ultimately crack in the same manner that concrete does.
Can you put asphalt sealer over concrete. Now this being said i wouldn t be afraid to try this on small area as a test. No you cannot use blacktop sealer. It will never cure properly on concrete. Actually probably not a good idea.
Choosing the right asphalt driveway sealer. Before concrete installation begins the asphalt is inspected and repaired as needed. Concrete is a great base material because it is stable and allows for excellent compaction of the asphalt above. It looked good at first but within a year most of the sealer had worn off of the concrete.
Well the answer is yes. The truth about asphalt over concrete an asphalt overlay is cheaper to install than replacing concrete and can provide a smooth ride over deteriorating concrete. For most sealers pour out a line of sealant along the highest edge of the driveway. In fact many miles of concrete roads are paved over with asphalt every year.
Most asphalt sealers require a squeegee while most concrete sealers use a brush or sprayer. It is safe to pave asphalt over concrete. Holes or cracks with depth of 2 inches or more require filling before concrete overlay is applied. Asphalt works as a driveway base under concrete only when it is strong stable and at least 2 to 3 inches thick.
You can put asphalt over concrete but professionals don t advise it. When concrete deteriorates it draws and holds moisture. I have a neighbor that has a concrete pad attached to his asphalt driveway. It will however require a little more maintenance than a typical asphalt overlay.
They do make sealers for concrete check with you hardware store or home center. About 15 yrs ago when he resealed the asphalt he also applied the sealer to the concrete. It is designed to bond with asphalt. The asphalt is more porous than concrete which allows this application to work on asphalt.
Only work on 2 to 4 foot sections at a time. A concrete stain might hold up better.