Installation Guide

Keystone Retaining Wall Systems LLC • A Contech Company

4444 West 78th Street • Minneapolis, MN 55435

(952) 897-1040 • www.keystonewalls.com

LAYING PATTERNS

PATIO STONES | LUNDURRA

Single Unit Herringbone Stack Bond Alternating Rectangle

Additional Pattern Options

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PAT I O S T O N E S | L U N D U R R A ® LAYING PATTERNS Single Unit Herringbone Stack Bond Alternating Rectangle Additional Pattern Options Keystone Retaining Wall Systems LLC • A Contech Company 4444 West 78th Street • Minneapolis, MN 55435 (952) 897-1040 • www.keystonewalls.
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NO-CUT INSTALLATION PATTERN 15'- 5¾" 17'- 3" The same no-cut patterns can be used in the following project sizes. Project Size 9' - 7" x 8' - 7½" 11' - 6" x 11' - 6" 13' - 5" x 11' - 6" 17' - 3" x 14' - 4½" 17' - 3" x 15' - 9¾" Total # Units 120 192 224 360 396 2 3 3 5 5 Cubic Feet of Polymeric Sand Keystone Retaining Wall Systems LLC • A Contech Company 4444 West 78th Street • Minneapolis, MN 55435 (952) 897-1040 • www.keystonewalls.