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Austin Drywall GuideA field manual for Central Texas walls

Contents / Chapter 2

Chapter 2 of 8

Levels of finish

One scale, six steps, and the answer to why some painted walls show every seam.

A scale with six steps

The Gypsum Association publishes a document called GA-214 that defines how finished a drywall surface is. It runs from Level 0 to Level 5. Each step adds work: more coats of joint compound, more sanding, and at the top a thin coat over the entire surface. The scale exists so an owner, a painter and a drywall crew can agree on a result before work begins. Asking a contractor "which level?" turns a vague promise into a measurable one.

LevelWhat is doneTypical use
0No taping or finishing.Temporary walls, or decoration not yet decided.
1Tape embedded in compound at joints and angles. Ridges and tool marks are acceptable.Concealed areas such as attics and plenums.
2Tape embedded and wiped, leaving a thin coat. Fasteners get one coat.Tile backing, garages, storage where looks do not matter.
3One more coat over joints and angles. Fasteners get two coats. No ridges.Walls that will get medium or heavy texture.
4Flat joints get two coats, angles one, fasteners three. Smooth surface.Smooth walls with flat paint, light texture or wallcoverings.
5Level 4 work plus a thin skim coat over the whole surface.Non-flat paint, dark colors, critical lighting.

Choosing a level for a room

Match the level to the paint and the light, not to the room name. A hallway with a window at one end throws long, low light across the wall, and that is the condition that makes seams show. A closet with a single ceiling light forgives a lot. The scale itself says Level 4 is not recommended under non-flat or dark paint, and that Level 5 is the most effective option for a uniform surface and for hiding seams and fastener heads. If you plan a deep wall color or a sheen or glossy finish, put Level 5 on the quote.

For rental turnovers and garages, a lower level is a reasonable choice. For a living room that will be painted in a satin sheen, it usually is not. The point is to choose on purpose and write it down.

Texture and why it complicates a repair

Many Central Texas houses have a sprayed or troweled texture instead of smooth walls. Orange peel is a fine, even bumpy surface. Knockdown is a splatter pattern flattened with a trowel so the peaks are smooth and the valleys remain. Popcorn or acoustic texture is a coarse spray, more common on ceilings. Texture is applied after the joints are finished, and the Level 3 definition exists mainly for walls that will get a medium or heavy texture.

Repairs on textured walls are harder than repairs on smooth ones. The patch has to be filled, the texture re-created by hand or with a spray, and the paint blended so the patch does not flash in raking light. A contractor who will match texture should be willing to make a sample board. If your ceiling texture is old, read older homes before anyone sands or scrapes it.

What a good finish looks like

Under the lighting in the room, the seams and screw heads disappear, the paint sheen looks even from every angle and the texture matches the existing walls. When that is the goal, the level of finish is how you ask for it.

Putting the level on the quote

A short line is enough: "Level 4 finish, smooth, ready for flat paint" or "Level 3, knockdown texture matched to existing." Add the paint sheen if it is known. If the contractor will not commit to a level, ask what finish they are describing and what sheen it is meant for. The same scale lets you compare two quotes honestly. For questions to ask before you sign, see hiring a contractor.

Questions people ask

Which level of finish is standard for a painted bedroom wall?

Level 4 is the level the Gypsum Association scale ties to smooth walls that get flat paint, light textures or wallcoverings. If you plan a non-flat paint or a deep color, the scale points to Level 5 instead.

Why do some walls show seams after painting?

The effect is called joint photographing: the seam dries at a slightly different texture or sheen than the paper around it, and side light makes it visible. A skim coat over the whole wall, Level 5, is the scale's answer for critical lighting.

Can a Level 3 wall be left smooth?

The scale does not recommend it. Level 3 is meant for medium or heavy texture, which hides the small ridges that remain after one coat. A smooth wall needs Level 4 or Level 5.

How do I get a repair to match textured walls?

Ask the contractor to name the texture and show a sample on scrap board before the final coat. Matching is hand work, and it is easier when the texture is a common pattern. Say so on the quote.

Does a higher level always cost more?

More coats and more sanding mean more labor, so higher levels usually cost more. Asking for the level in writing lets you compare quotes fairly.

Sources: [1] certainteed.com