Repeat the above process for each wall section.
How to spray on concrete wall knockdown.
Secure the hopper basin onto the top of the drywall hopper gun then attach the gun assembly and air hose to the air compressor.
While spray coats often are used.
I like to mix this at the same consistency as the other coats but i change my air pressure and volume at the gun.
Next use the knockdown knife or trowel to start smoothing down the texture.
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.
See how spray on concrete toppings are applied using a hopper gun.
Spray texture it s possible to spray concrete onto a wall using a hopper spray gun.
Make sure the surface is clean and ready for the finish.
This video should give a pretty good idea on how to apply a know down finish to a concrete surface.
I add about 2 in.
Attach the spray nozzle to the gun a nozzle measuring eight to 12.
Mix up the mud and load up the hopper.
For knockdown texture never use mix that contains aggregate.
The best thing is to touch it up with a.
Usually they are sprayed evenly onto concrete with an air powered hopper gun but they can also be applied as a splatter coat to create a textured slip resistant surface or knocked down with a trowel to create a smoother finish.
Use a concrete formulated for this purpose as well as a gun designed for this.