I have never heard of the CV ending, but here is an
article. It stands for computer video, but I'm sure he can use standard Pantone standard coated or uncoated numbers that are in your Illustrator swatch library. Transparent layers, where colors are on top of colors, do not work well in the screen printing medium. It may look pretty on your computer, but it usually doesn't come out very well using textile ink. His prices sound competitive. Most setup fees that I have seen are $10-$30 per color. Some people wave setup fees on larger orders.