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.
Can you put asphalt sealer over concrete.
Asphalt works as a driveway base under concrete only when it is strong stable and at least 2 to 3 inches thick.
Choosing the right asphalt driveway sealer.
Before concrete installation begins the asphalt is inspected and repaired as needed.
It will never cure properly on concrete.
Now this being said i wouldn t be afraid to try this on small area as a test.
Concrete is a great base material because it is stable and allows for excellent compaction of the asphalt above.
I have a neighbor that has a concrete pad attached to his asphalt driveway.
About 15 yrs ago when he resealed the asphalt he also applied the sealer to the concrete.
Well the answer is yes.
It will however require a little more maintenance than a typical asphalt overlay.
It looked good at first but within a year most of the sealer had worn off of the concrete.
Asphalt sealers are specific chemical mixtures designed for asphalt penetration and top sealing.
Only work on 2 to 4 foot sections at a time.
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.
It is safe to pave asphalt over concrete.
The asphalt is more porous than concrete which allows this application to work on asphalt.
No you cannot use blacktop sealer.
It is designed to bond with asphalt.
For most sealers pour out a line of sealant along the highest edge of the driveway.
Holes or cracks with depth of 2 inches or more require filling before concrete overlay is applied.
Most asphalt sealers require a squeegee while most concrete sealers use a brush or sprayer.
A concrete stain might hold up better.
Use a squeegee or brush if needed to spread the sealant.
You can put asphalt over concrete but professionals don t advise it.
They do make sealers for concrete check with you hardware store or home center.
Actually probably not a good idea.