Description
Keystone Regal Straight Wall System: Modern Retaining Walls & Block Units
Achieve clean, contemporary lines and exceptional structural stability for your outdoor spaces with the Keystone Regal Straight wall system. This complete hardscape collection delivers professional-grade performance, making it the ideal choice for both residential homeowners and commercial landscape contractors.
Engineered for precision and built to last, the Regal Straight system combines a sophisticated aesthetic with robust load-bearing capabilities. Whether you are framing a terraced garden bed or managing a sloped backyard, this pinless retaining wall solution provides the reliability you need.
Key Features and Benefits
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Pinless Alignment Technology: Features an integrated rear lip that guarantees fast, automatic setback and precise horizontal alignment without pins or mortar.
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Complete System Integration: Includes matching straight wall blocks, dedicated corner units, and crisp finishing caps for a polished architectural finish.
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Fade-Resistant Durability: Manufactured with high-strength, color-blended concrete designed to withstand harsh weather and resist UV fading over time.
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Versatile Application Height: Perfectly suited for low decorative garden borders, raised planters, and heavy-duty structural retaining walls.
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Contractor-Friendly Installation: Designed for efficient handling to reduce installation time and labor costs on any job site.
Professional-Grade Hardscaping Performance
Building a lasting landscape feature requires materials that stand up to soil pressure and New England climate shifts. The Keystone Regal Straight system utilizes a secure mechanical interlock that handles demanding grade changes with ease. Its flat, streamlined face creates a sharp, modern aesthetic that complements contemporary architectural styles, modern patios, and clean-cut paving stones. Because every component—from base block to corner and cap—is engineered to fit together seamlessly, your finished project maintains structural integrity and visual continuity for decades.
Perfect For:
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Backyard Slope Management: Retaining stubborn hillsides and protecting home foundations from soil erosion.
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Modern Outdoor Living Spaces: Building raised patio borders, decorative seat walls, and clean fire pit surrounds.
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Residential & Commercial Landscapes: Delivering clean-lined property demarcation and multi-tiered garden terracing.
Frequently Asked Questions
How does the Keystone Regal Straight system stay aligned without pins? The blocks feature a built-in rear lip that catches the course below it, automatically establishing a reliable setback and secure interlock for every single row.
Are matching corners and caps available? Yes, the collection is fully complete with dedicated corner blocks and finishing caps so your project looks unified and professional from top to bottom.
Can I use this system for DIY projects? Absolutely. The pinless design and intuitive modular sizing make it approachable for experienced DIYers, while contractors appreciate the speed and efficiency it brings to commercial sites.
PRICES SHOWN ARE FOR PICK UP, IF DELIVERY IS REQUIRED PLEASE ADD DELIVERY TO YOUR ORDER.
We’ll try our best to get your delivery out as specified, but typically it’s done within a week unless the item is backordered by the manufacturer.
Product Specifications:



Dimensions:
Wall Block: 6" x 16.78" x 12" / 152.4mm x 426.1mm x 304.8mm
Wall Corner: 6" x 16" x 8" / 152.4mm x 406.4mm x 203.1mm
Wall Cap: 3" x 18" x 13.5" / 76.2mm x 457.2mm x 317.5mm
Estimating: 1.5 Wall blocks per square foot of wall face
Each cap will cover 1.5 linear feet of wall.
Granite is a standard stock item. Other colors of block are available to order.
Please call our office for details.
Additional Information
- Concrete Retaining Wall System
- Granite (Stock), Other colors by order
- 1.5 Wall Blocks per sq. ft. of wall face; 1 Cap per 1.5 linear ft.
- Block: 72 lbs , Corner: 78 lbs, Cap: 58 lbs
- Commercial & Residential Hardscape Grade
- 1
- Delivery is available within RI. See the Delivery Info page for details.