i just came back from home depot, the ortho starts at about 19 bux. then they have other ones that say they are industrial grade, one was a 2 gallon for 30 and the 3 gallon was 40 bux. i also saw some deck sprayer thats made by behr that can be used with oil based paint. what i didnt see was battery powered sprayers... which one should i get to make my shit look like sunset's tag....i also think he used a round tip nota calig. holla back!