my pins in pole barn.spring is here and time to paint.we cover everything.seems to me instead of covering pins on top would be better to have piece of carpet under so moisture from concrete is lessened from rotting out machines..i do keep my cars on carpet in garages.every year in machine tool show so company pay huge money for show carpet use once..i took home every 2-years changed carpet for free.no question this work out well for me.i can understand if some one want to cover.but for us only when we have to..