 uh is is what they said but they do recommend a silicone spray and they like the pb blaster and that uh and we started putting that as part of our uh maintenance building maintenance that we use is to about once every six months we'll spray all the doors down we got a little scissor lift we'll go up there to the top spray them down and come back down so that answers that email and i hope that helps and we'll be right back with more of the cnc auto show