Stamped Concrete Sealer Peeling

The driveway is wet to the point where there is a small puddle in this area.

Stamped concrete sealer peeling. Concrete surface peeling problem. Depending on the product and the type of finish you want a second coat may be necessary. 1 when the concrete sets faster than the finisher can complete his job additional water is added to the surface to extend the working time. Starting with a clean dry slab apply the product to the concrete in a single uniform application saturating the surface.

When a concrete sealer flakes it is usually because of one of the following reasons. After making the cross hatch incision apply pressure sensitive tape or clear plastic packing tape over it and then rub over the tape until it is well adhered to the sealer or coating. The no gloss penetrating silane siloxane type of sealer should be applied to concrete that has been cured at least two weeks and that has no other curing compounds or sealers applied. Thick coats of sealer or a buildup of coats applied over the years will cause moisture to become entrapped under the sealer and in time.

Back brush any areas that start to pond or puddle up. A combination of spraying and rolling is being used to seal a stamped concrete driveway. If you apply them too thick moisture will get trapped on the surface of the concrete and under the layer of sealer causing blushing or whitish looking sealer. The concrete stain was not neutralized in advance.

Concrete sealer is a lot like car wax many people go without and then regret it when the paint peels. If a thin layer of the surface of the concrete slab is peeling it can be a result of two common installation errors. Masonrysaver decorative concrete sealer is a non yellowing acrylic polymer blend sealer formulated for use on properly cured stamped concrete surfaces. If the concrete it too wet flaking occurs because the sealant cannot bond properly to the surface.

They are designed to allow moisture vapor to pass through them. The sealer is bubbling up flaking and peeling in the wet area. Most sealers used for exterior stamped concrete are solvent or water based acrylic sealers. There is a large area that never dries out and appears to be condensing moisture in the air.

Next remove the tape and assess the results per atsm d3359 guidelines. The second cause of sealer blushing is over application. Sealer may not seem necessary at first but after a few years of exposure to weather and use concrete can become discolored stained or even flaky. Avoid puddling of the sealer.

Stamped concrete sealer application once the surface has completely dried start applying the sealer evenly on the surface.