Finishing Plaster

Abrasive & finishing products for smoothing and preparing walls and ceilings.

4 lbs. Plaster of Paris
Free shipping

Introduction

Finishing plaster creates a smooth, even surface on walls and ceilings before painting or wallpapering.

  • Choose the right grit level to remove imperfections without damaging the substrate.
  • Check drying time to plan sanding and recoating steps efficiently.
  • Look for low-dust formulas that keep cleanup quick and workspaces cleaner.

Find the finishing plaster supplies that match your project needs.

FAQs

Begin with 120-grit to level joint compound, then move to 150- or 180-grit for a paint-ready finish.

Most premixed formulas dry in 24 hours; high-humidity rooms may need an extra day before sanding.

Yes, lightly sand glossy paint first and use a primer-sealer to ensure proper adhesion.

Dust-free mixes reduce airborne particles, making them ideal for occupied homes or quick clean-ups.

If the surface will be painted, one coat of finishing plaster is usually enough; use topping compound only for ultra-smooth results.