Question: what are the different types of textured walls?
Answer: Comb. The comb texture is produced using techniques that create lines of various widths and shapes in drywall compound. ... 
Popcorn. Photo: istockphoto.com. ... 
Orange Peel. ... 
Knockdown. ... 
Sand Swirl. ... 
Slap Brush. ... 
Slap Brush Knockdown.