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Interior Paint Project: Materials Checklist

6 min read·Updated July 7, 2026

Every material you need for interior painting — coverage math, finishes by room, and the small items most people forget.

Do the math before you buy

Paint coverage is roughly 350–400 sq ft per gallon on a smooth wall with one coat. Textured, dark, or previously-untreated surfaces need more. Matly's material list assumes two coats and adds 10% for touch-ups. If you're going lighter over darker, add a primer coat.

Paint choices by room

  • Living room / bedroom: eggshell or matte — hides wall imperfections
  • Kitchen / bath: satin or semi-gloss — scrubbable, moisture-resistant
  • Trim, doors, cabinets: semi-gloss or urethane enamel
  • Ceilings: flat white ceiling paint

Match sheen across a room. Mixing eggshell on walls with matte on the ceiling is fine; mixing eggshell and satin on adjoining walls is visible.

Materials list

  • Paint (walls + ceiling + trim, separate cans)
  • Primer if going lighter or over patches
  • 9" roller frames + covers (3/8" nap smooth walls, ½" for texture)
  • 2.5" angled sash brush + a smaller detail brush
  • Extension pole
  • 5-gallon bucket + grid (better than a tray for whole-house work)
  • Painter's tape (2" for baseboards, 1" for detail)
  • Drop cloths — canvas beats plastic for slip resistance
  • Spackle + putty knife
  • 220-grit sanding sponges
  • Rags, TSP or degreaser
  • Caulk (paintable acrylic) for gaps at trim

What people forget

  • Primer — most projects need it more than a single 'paint-and-primer-in-one' can deliver
  • Extra roller covers — plan on 1 per room minimum, more for texture
  • Caulk gun and paintable caulk
  • A dedicated brush for oil-based trim if you're not going water-based

Frequently asked

Do I really need primer?
For fresh drywall, patches over 6", or a major color shift, yes. For a refresh of the same color family, one high-quality paint-and-primer is usually enough.
How much paint do I need?
Room perimeter × height ÷ 350 = gallons per coat. Order two coats + a touch-up quart.
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