They are often lower cost and not as durable since ceilings don't get the wear that walls do.
I always paint he ceiling first and don't worry about getting it on the walls where they meet, then I can cut in the wall paint and get a nice straight line with a good brush.
If it was white ceiling paint the difference is the color. It doesn't have much color, but they add just a small amount of tint to make it ceiling color. I forget what that tint is.
Lowes carries Valspar as do many other places. Don't know about HD, we're fortunate to not have yet been visited by that plague...
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Corporate Overview
The Valspar Corporation is one of the largest global coatings manufacturers in the world, providing coatings and coating intermediates to a wide variety of customers. Since 1806, Valspar ...
With more than 9,500 employees in over 25 countries, Valspar is ... ... Headquartered in Minneapolis, MN, our diverse array of products makes us one of the most complete suppliers anywhere, and the sixth largest paint and coatings company in the world. ...
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