4" PVC Outside Corner with Flat Edges Size:8ft + 2ft sections - for small parcel with a minimum opening of

with a minimum opening of 5" square

and the inside measurement is about 12 ½" square

Tapered Fiberglass Reinforced Polymer Column

8 self-drilling mounting screws

4" PVC Outside Corner with Flat Edges Size:8ft + 2ft sections - for small parcel with a minimum opening ofA true 1 x 3 " x 10 foot Cornerboard to butt up against fiber cement or other siding products. Made from CertainTeed or Versatex cellular PVC that can be cut, shaped, fastened and finished using standard carpentry tools. Weather resistant, with no warping. Does not require painting for protection but easily accepts paint to suit your color pallet. Available with either a smooth or wood textured finish.