 harsh New England winters or something else, as you know. So my thoughts are either a clear sealer, a real good clear sealer, or I'm kind of interested in this product, this Deitch coating from Canada, I believe it is. And I've done a little research, Gary, relative to this. There's one you trowel on, and my concern is the vertical surfaces. In other words, the sides of the steps, it'd be a vertical surface. The rises would be vertical surface.