Apply successive coats of compound and sand seams and joints
Apply, level and smooth coats of plaster
Clean and prepare surfaces
Spread sealing compound between boards or panels or over cracks, holes, nail heads, or screw heads, using trowels, broad knives, or spatulas.
Apply sealants or other protective coatings.
Press paper tape over joints to embed tape into the sealing compound and to seal joints.
Apply additional coats to fill in holes and make surfaces smooth.
Apply the material to fill gaps in surfaces.
Seal joints between plasterboard or other wallboard to prepare wall surfaces for painting or papering.
Spread and smooth cementing material over tape, using trowels or floating machines to blend joints with wall surfaces.
Apply adhesives to construction materials.
Sand or patch nicks or cracks in plasterboard or wallboard.
Smooth surfaces with abrasive materials or tools.
Mix sealing compounds by hand or with portable electric mixers.
Work on high ceilings using scaffolding or other tools, such as stilts.
Select the correct sealing compound or tape.
Countersink nails or screws below the surfaces of walls before applying ceiling compounds, using hammers or screwdrivers.
Drill holes in construction materials.
Remove extra compounds after surfaces have been covered sufficiently.
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