You can not seal a newly constructed driveway.
Can you seal old concrete driveway.
Sealing old exterior concrete.
Concrete driveway sealers are applied every few years and concrete driveways can last for 50 years.
If a previous sealer has been used you want to make sure it is removed by acid.
It is extremely diy friendly and is easily applied.
Use the tool you prefer but keep in mind that a roller applies the sealer faster than a brush and a garden sprayer is faster than a roller.
After the concrete has dried for at least 24 hours you can effectively apply a concrete sealer.
Spray roll or brush the sealer onto the driveway.
Read this guide for tips on the best sealers to use and how to seal a driveway to maximally preserve its structure and appearance.
Water on the driveway will dilute the siloxane sealer limiting the amount of sealer that gets into the concrete substrate.
Applying a concrete sealer is an easy project for a diyer and it will keep your concrete slabs looking good and potentially lasting longer.
It needs to cure for at least a month and preferably 2 months before you get down to the business of sealing a concrete driveway.
Can you seal old concrete.
Old concrete can be sealed for the first time or resealed if it has been previously sealed with a concrete sealer.
Some sealers leave the surface with a shiny finish while others have a matte finish.
Concrete is long lasting and durable without any special treatment but the building material is not good at resisting stains and marks as it ages.
This is especially true if you have a stained or etched concrete driveway or patio or if you live in an area where winter road salt can eat away at the concrete.
The average cost of a concrete driveway sealer is about 0 50 per square foot.
One of the best concrete driveway sealers we have reviewed.
Step 2 apply the sealer.
Newer concrete might already have a sealer that s still in good condition.
Before sealing old concrete you want to make sure you determine if the concrete has been previously sealed.