Job Description:

• 1) Seals joints between plasterboard or other wallboards to prepare wall surface for painting or papering: Mixes sealing compound by hand or with portable electric mixer, and spreads compound over joints between boards, using trowel, broadknife, or spatula.

• 2) Presses paper tape over joint to embed tape into compound and seal joint, or tapes joint, using mechanical applicator that spreads compound and embeds tape in one operation.

• 3) Spreads and smooths cementing material over tape, using trowel or floating machine to blend joint with wall surface.

• 4) Sands rough spots after cement has dried.

• 5) Fills cracks and holes in walls and ceiling with sealing compound.

• 6) Installs metal molding at corners in lieu of sealant and tape.

• 7) Usually works as member of crew.

• 8) May apply texturing compound and primer to walls and ceiling preparatory to final finishing, using brushes, roller, or spray gun.

• 9) May countersink nails or screws below surface of wall prior to applying sealing compound, using hammer or screwdriver.