SienaStone™ Smooth Retaining Wall
Bold and dramatic, SienaStone (over 450 lbs ea.) strikes an impressive profile when used for a wall or as treads in large outdoor staircases. The smooth finish creates an attractive, contemporary solution for most heavy-duty load-bearing applications.
Our budget-friendly, Unilock Classic pavers and walls are manufactured to exceed as ASTM standards for quality and strength. Available in classic shapes and styles, these products utilize a traditional product mix of large and small aggregates, that is consistent from top to bottom, with color mixed throughout.
Unilock meets and exceeds: ASTM C1372 - Standard Specifications for Dry-Cast Segmental Retaining Wall Units using test methods conforming to ASTM C1262 for Freeze Thaw Durability <1.5% and ASTM C140 for Compressive Strength > 3000psi and Absorption <7lb/ft2. NCMA Zone 3 Recommendations for de-icing salt exposure with Compressive Strength >5500 psi. Sheer strength test data available per ASTM D6916 and ASTM 6638 with geosyntheic reinforcement upon request.
LEED v4.1 Building Product Disclosure and Optimization - Sourcing of Raw Material - Responsible Sourcing of Raw Material Building Product Disclosure and Optimization - Material Ingredients - Material Ingredient Reporting