CAP UNIT Keystone walls

MARKHAM Landscape Products carries a large selection of Keystone retaining wall materials. We carry the Garden Wall blocks in three colors: Pewter, Sandstone, and Red/Black. Our supply of Standard, International Compac, and Cap Units includes: Gray, #40 (Williamsburg) Brown, and #36 Brown. We carry a full line of components such as straight-face and sculptured-face blocks, straight-face and sculptured-face caps, angle-side and straight-side caps, corner units, fiberglass dowels, kapseal adhesive, and geogrid soil reinforcing material