Seems pretty difficult to get an all over smooth finish.
How to smooth concrete walls in house.
Allow them to dry completely before beginning the quikwall sbc application.
Tape a one foot by one foot square of plastic sheeting plastic kitchen wrap will do to the concrete wall in your basement with duct tape and leave it in place for 24 hours.
Float the concrete when you re done grooving and edging photo 6.
Do not try to make the wall level.
How to finish rough concrete walls step 1.
Find some sort of amazing undercoat which also fills in the uneven bits.
Remove the remaining traces of acid by washing the walls with lime water then go over them again with plain water.
Dip a sponge into the mixture wring most of the water out.
Hold the trowel almost flat and swing it in large overlapping arcs while applying pressure.
Use a special textured foam roller to apply mixed skim coat onto the wall.
Roll liquid concrete bonding agent over the surface of the wall in fairly straight lines using a short napped.
Smooth the surface with a steel trowel after it s partially hardened.
Working from the top of the wall down to the bottom use a squeegee to lightly float the surface in one smooth even stroke.
How to smooth a concrete wall finish step 1.
The next stroke works from the bottom of the wall to the top again applying a smooth even stroke.
Floating removes the marks left by edging and brings the surface one step closer to a final finish.
Fill a bucket with water and 1 tbsp.
Trowel a 3 8 inch.
Attempt to skim use some sort of putty and a window wiper to apply a thin layer onto the wall.
How to render and smooth the surface of concrete wall thank for watching my video.
If the silo walls are smooth and nonporous use quikrete concrete acrylic fortifier as part of the mix water.
Cover the vents and doorways with plastic sheeting to prevent dust from entering the rest of the house.
Then remove the tape.