This will form the bonding between the topcoat and the anchoring of the scratch coat.
How to brown coat stucco on rough concrete wall.
This process can take some time and patience but is not too difficult to do in fact it is the easiest process out of all of the base finish coats.
After the cement is on the wall a scratcher is used to make horizontal lines in the stucco mix in order for the next coat the brown coat to stick to it.
Shea thing tape 4.
1 part hydrated lime.
Let this cure 24.
1 part portland cement.
Finish parex usa watermaster krak shield he 1.
Allow the scratch coat to harden slightly.
Meets astm c926 requirements for portland cement based plaster.
This mix is the perfect base coat choice for a traditional three coat stucco application.
Parex usa weather seal 5.
Apply directly to masonry walls in a two coat stucco application.
Base coat stucco can also be applied directly to masonry walls for a two coat application.
Notice the mix has more sand.
Can be used to repair stucco walls.
The scratch coat should be between 1 4 and 1 2 inch thick.
Stucco can be applied directly to any masonry based wall such as brick concrete or cinder block.
It s usually finished in a rough texture.
Install building paper metal lathe and three coat scratch brown and finish stucco.
A stucco wall must be supported by some load bearing material such as wood or concrete.
For the brown coat you will need.
This acts as an ideal base for the finish coat which is integrally colored in most cases and is what you see on stucco so the base needs to be uniform.
Parex usa mesh embedded in stucco level coat 10.
Use for scratch coat stucco and brown coat stucco applications.
Parex usa 100 or 300 series scratch coat 8.
The finish coat is not considered a step because it is needed on every type of application that is used so they are mainly referring to the stages up until the.
Parex usa 100 or 300 series brown coat 9.
This first coat is known as the scratch coat this coat helps the final coat bond properly to the wall.
Scratch and brown coat in a three coat stucco application.
Stucco installation labor basic basic labor to install stucco with favorable site conditions.
The brown coat surface is much smoother than the scratch coat and is gritty to the touch but flatter and looks more appealing than the scratch.
Includes planning equipment and material acquisition area preparation and protection setup and cleanup.
In industry terms lath scratch and brown.
Some masons skip over this step but it doesn t hurt to spend the time for this process.
Three coat is the original stucco process consisting of paper and wire a scratch coat a brown coat and a finish or top coat.
Use the flat finishing trowel to spread the stucco evenly across the surface.
Can be applied with a trowel or sprayer according to typical stucco techniques.
