These products are not available for sale outside the
State of Wisconsin
Sierra | Pisa®
Tame a steep slope and create a beautiful focal point with Pisa.
The built-in setback design of Pisa automatically forms the correct slope, ensuring a highly stable retaining wall. Utilizing the product’s tapered components, you can form curved walls and steps.
Shapes & Sizes
XL Wall - 15 3/4" x 11 7/8" x 5 7/8"
Corner Double Unit - 11 7/8" x 7 7/8" x 5 7/8"