Problem Solver - Interior
All interior paint problems are correctable—find the right solution here. This section lists a variety of interior painting problems. Simply select the problem you have to find the remedy. Note: Images provided by The Rohm & Hass Paint Quality Institute.
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Blistering
Bubbles sometimes form on the paint film that look like blisters. These result from the localized loss of adhesion and lifting of the paint film from the underlying surface.
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Blocking
Blocking occurs when two painted surfaces stick when pressed together (e.g., a door sticking to the jamb).
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Burnishing
Burnishing is an interior painting problem that occurs when the gloss or sheen of paint film increases when subjected to rubbing or brushing.
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Caulk Failure
Caulk may lose its initial adhesion and flexibility, which will cause it to crack or
pull away from the surfaces to which it is applied.
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Cracking or Flaking
Dry paint sometimes cracks or flakes through at least one coat due to aging, which
ultimately will lead to complete failure of the paint.
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Foaming or Cratering
Foaming and cratering occur when bubbles (foaming) form. When the bubbles break during
application and drying, they result in small, round concave depressions (cratering).
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Lap Marks
Lap marks are the appearance of a denser color or increased gloss where wet and dry layers overlap during paint application.
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Mildew
Mildew can appear on the surface of paint or caulk as black, gray, or brown spots or areas.
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Poor Flow or Leveling
Poor flow and leveling occur when paint fails to dry to a smooth film, which results in
unsightly brush and roller marks after the paint dries.
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Poor Print Resistance
This is the tendency of paint film to take on the imprint of an object that is placed on it (e.g., a shelf, table, window sill, or countertop with books, dishes, and other objects on them).
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Poor Scrub Resistance
Poor scrub resistance is a painting problem that leads to the wearing away or removal of the paint film when
scrubbed with a brush, sponge, or cloth.
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Sagging
Sagging is a downward "drooping" movement of the paint film that occurs immediately after
application, resulting in an uneven coating.
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Wrinkling
When uncured paint forms a skin, it can wrinkle, making the surface appear rough and
crinkled paint.
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Yellowing
Aging paint can develop a yellow cast, most noticeably in the dried film of white paints or clear varnishes.
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