25' x 15' area. considering 4" pvc, but have looked at R x R ties and 6 x 6 landscape timbers.
Commented on Mar 27, 2012
Oh. Thanks for the tip. We are using a weed block from HD, and when the set is installed we
will get a load of mulch from the local bulk supplier. I do have some sand that I can put down under the weed block, but it has been out on a tarp and has some things growing along the edges. We shall see.