I add about 2 in.
How to spray on concrete wall knockdown.
Make sure the surface is clean and ready for the finish.
Mix up the mud and load up the hopper.
The best thing is to touch it up with a.
Repeat the above process for each wall section.
Secure the hopper basin onto the top of the drywall hopper gun then attach the gun assembly and air hose to the air compressor.
Be sure to spray past the edges so you have the same texture and coverage.
Versatile and easy to apply spray down concrete systems offer a wide array of finish options.
Of water to a clean 2 gallon pail an ice cream pail is ideal and mix unaggregated texture powder into it.
Spray texture it s possible to spray concrete onto a wall using a hopper spray gun.
I like to mix this at the same consistency as the other coats but i change my air pressure and volume at the gun.
While spray coats often are used.
Knock the texture down with a knockdown tool.
For knockdown texture never use mix that contains aggregate.
See how spray on concrete toppings are applied using a hopper gun.
After this coat is dry which is pretty fast you can mix up and apply the knockdown coat.
Next use the knockdown knife or trowel to start smoothing down the texture.
Use a concrete formulated for this purpose as well as a gun designed for this.