How To Install Stucco On Concrete Wall

Use firm trowel pressure to force the stucco into the lath.

How to install stucco on concrete wall.

Make your mix a little rich. After the mortar. Allow it to dry completely. A rich mix is simply adding a little more portland cement in the recipe.

Stucco is made from the same materials as concrete and concrete masonry. Apply a coat of concrete bonding agent to the concrete surface using a paintbrush. Apply another inch 9 5 mm layer of stucco and screed to an even thickness for a total thickness so far of inch 19 mm. Mix the stucco with water according to the packaging instructions.

How to apply stucco to concrete step 1. With a substrate of concrete or concrete masonry is it necessary to use lath. The stucco should be the consistency of a. Use long strokes knife swaths and other techniques to give the stucco the desire texture.

To apply stucco to your existing brick block or concrete wall first brush a concrete bonding agent onto the wall. Once the brown coat loses its sheen float it smooth. As such they have a great affinity for each other. Apply the first coat.

Metal lath is regularly used over stud wall construction with or without sheathing materials. Apply the stucco to the wall with a trowel to a thickness of 1 8 inch. Flatten the final texture with a trowel. Apply the base coat stucco using a square trowel held at a 45 degree angle.

I wouldn t go as far as a 2 to 1 ratio just a little more to make it adhere better. If you want a smooth finish flatten the surface with a sponge trowel as soon as the stucco has stiffened enough to hold an impression of your finger. Mix another batch using 1 part cement and 3 to 5 parts sand. After the bonding agent has been allowed to dry the stucco can be applied directly to the wall.

The basic stucco recipe is 3 parts sand to 1 part portland cement but for block walls a little bit richer mix will help the mud to stick better.