Interior Paint Lapping - Causes & Solutions

 


Description

Occurs where wet and dry layers overlap during painting. 
Avoid with paint area management and technique. 


Probable Causes

Wet and dry layers overlapping. 
Failure to maintain a wet edge during painting. 
Painting too large an area at one time. 
Unprimed porous surfaces. 
Painting when temperatures are above 90º F. 
Inadequate stirring and over thinning. 


Solution

Another finish coat usually will hide lap marks. 
Proper priming will help avoid lapping on new work. 
Always paint from wet to dry and in small sections to keep a wet edge. 
Plan natural breaks like doors, windows and corners. 
Temperatures under 90º F. 


Primers and Finishes

Priming is essential for better adhesion, sheen uniformity, mildew control and durability. 
Select a top quality interior paint in the color and sheen of your choice. 


Substrates, Primers

Substrates: Previously Painted 
Primer: Usually None 
Finish Coats: 550 Super Latex Interior Flat Wall Paint 
1610 Sat-N-Sheen Int. Low Sheen Finish 
1650 Acry-Plex Interior Latex Semi-Gloss 
1685 Dura-Poxy + Int./Ext. Semi-Gloss Acrylic En. 
1680 Dura-Poxy + Int./Ext. Gloss Acrylic En.