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Pisa™ Xl Smooth

Pisa XL Smooth is a modern update on a landscape classic adding a contemporary aesthetic to any landscape project. The ideally sized block provides fast, efficient installation, with great contractor friendly features. Pisa Smooth features the ability for both battered or vertical retaining, for a versatile range of installation options. Easily create garden or large retaining walls, pillars, planters or almost any other vertical element.
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UNITS & SIZES
UNITS & SIZES
COLORS
RESOURCES
STANDARDS & LEED
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WALL UNITS

Wall units function as modular components that are stacked to build the height and structure of a wall.

INDIVIDUAL UNITS
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CORNER
15 3/4 x 7 7/8 x 5 7/8"
(400 x 200 x 150mm)

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XL TAPERED
15 3/4 x 11 7/8 x 5 7/8"
(400 x 300 x 150mm)

COPING

Coping units are the finishing touch to walls, pool edges, fire pits, stairs, and other vertical features.

INDIVIDUAL UNITS
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COPING
15 3/4 x 12 7/8 x 3"
(400 x 325 x 75mm)

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ALABASTER

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FIELDSTONE

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GRANITE

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MIDNIGHT CHARCOAL

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NATURAL GREY

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SANDSTONE

*Colors may vary by plant of manufacture. Final product selection should be made with full size samples and mock-ups. Contact your Unilock representative for details.

CROSS SECTIONS
Pisa XL Grid Reinforced 3-1 Slope Load 10.2ft 3.12m
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Pisa XL Grid Reinforced 3-1 Slope Load 10.8ft 3.28m
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Pisa XL Grid Reinforced 3-1 Slope Load 11.3ft 3.43m
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Pisa XL Grid Reinforced 3-1 Slope Load 3.2ft .99m
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Pisa XL Grid Reinforced 3-1 Slope Load 4.3ft 1.30m
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Pisa XL Grid Reinforced 3-1 Slope Load 4.8ft 1.45m
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Pisa XL Grid Reinforced 3-1 Slope Load 5.2ft 1.6m
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Pisa XL Grid Reinforced 3-1 Slope Load 5.7ft 1.75m
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Pisa XL Grid Reinforced 3-1 Slope Load 6.2ft 1.9m
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Pisa XL Grid Reinforced 3-1 Slope Load 6.8ft 2.06m
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LOAD MORE CROSS SECTIONS & DETAILS
SUSTAINABILITY DOCUMENTS
101.1 EPD Unilock DRYCAST
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SDS
Unilock Masonry Unit SDS US 022516 FINAL.pdf
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ASTM STANDARDS
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
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

Pisa XL Smooth: Capabilities & Features

Gravity walls up to 3' (1m)

Geogrid reinforced walls up to 23' (7 m)

Vertical or 3° battered walls

Straight or curved walls

Interlocking tongue and groove

Strong, solid body design

5,500 PSI minimum

Small-format for hand-placed installation

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