Retaining Wall & Sleepers

Sleepers 200 x 50 x 2.4m Treated Pine are ideal for building strong, attractive retaining walls, neat garden edging, and practical landscaping structures. Their H4 treatment makes them suitable for in-ground use, providing long-lasting performance in outdoor environments.

Key Features

• Application suitability – Rated H4 for direct ground contact, perfect for retaining walls, garden beds, and structural landscaping.
• Design – Standard 200 x 50 x 2.4m size offers a clean, uniform look that’s easy to plan and build with.
• Material quality – Manufactured from quality pine, kiln-dried and treated to meet structural and outdoor use standards.
• Durability – H4 treatment resists decay, termites, and fungal attack, extending the life of your outdoor projects.
• Installation – Straight, consistent boards are easy to cut, drill, and fix with standard tools and hardware.
• Maintenance – Low-maintenance timber that can be stained or sealed to enhance appearance and protection.
• Versatility – Suitable for tiered gardens, steps, edging, raised beds, and a wide range of custom landscape designs.

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The 100x100 H Channel 0.9m Hot Dip Galvanised is designed to act as a strong connector and support member in retaining wall and structural systems, securely holding sleepers or panels in place while maintaining alignment and stability.

Key Features

• Application suitability – Ideal for small to medium retaining walls, garden edging, and light structural framing where reliable post-to-sleeper connection is required.
• Design – 100x100 H-profile provides a precise channel for sleepers, ensuring straight, stable walls and clean, professional lines.
• Material quality – Manufactured from high-quality steel for consistent strength and performance under load.
• Durability – Hot dip galvanised finish offers excellent corrosion resistance for long-term outdoor use in harsh weather conditions.
• Installation – Supplied in a manageable 0.9m length for easier handling, positioning, and fixing on site.
• Maintenance – Low-maintenance finish reduces the need for repainting or surface treatment over the product’s service life.
• Versatility – Compatible with a wide range of sleeper materials and wall layouts, suitable for both residential and light commercial projects.

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The 100PFC C Channel 0.9m Hot Dip Galvanised is a robust structural support ideal for retaining walls, boundary structures, and general construction projects where strength, stability, and corrosion resistance are essential.

Key Features

• Application suitability – Engineered for use in retaining walls, posts, and structural framing where reliable load-bearing support is required.
• Design – Precision-formed 100PFC C channel profile provides excellent rigidity and alignment for straight, stable wall and frame construction.
• Material quality – Manufactured from high-grade steel to ensure consistent strength and performance under demanding site conditions.
• Durability – Hot dip galvanised coating offers superior corrosion protection, extending service life in outdoor and moisture-prone environments.
• Installation – Supplied in a convenient 0.9m length for easy handling, cutting, and fixing on-site with standard tools and fasteners.
• Maintenance – Low-maintenance finish reduces the need for frequent inspections, repainting, or surface treatment over time.
• Versatility – Suitable for residential, commercial, and landscaping projects, and compatible with a wide range of wall systems and structural layouts.

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Sleepers 200 x 75 x 2.4m Treated Pine H4 are ideal for building strong, attractive retaining walls, neat garden edging, and practical landscaping structures. Their H4 treatment makes them suitable for in-ground use, providing long-lasting performance in outdoor environments.

Key Features

• Application suitability – Rated H4 for direct ground contact, perfect for retaining walls, garden beds, and structural landscaping.
• Design – Standard 200 x 75 x 2.4m size offers a clean, uniform look that’s easy to plan and build with.
• Material quality – Manufactured from quality pine, kiln-dried and treated to meet structural and outdoor use standards.
• Durability – H4 treatment resists decay, termites, and fungal attack, extending the life of your outdoor projects.
• Installation – Straight, consistent boards are easy to cut, drill, and fix with standard tools and hardware.
• Maintenance – Low-maintenance timber that can be stained or sealed to enhance appearance and protection.
• Versatility – Suitable for tiered gardens, steps, edging, raised beds, and a wide range of custom landscape designs.

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Stackstone Concrete Sleeper 200 x 80 x 1.8m is a robust, stylish solution for retaining walls, garden edging, and general landscaping, offering long-lasting structural support with a modern, textured finish that complements a wide range of outdoor designs.

Key Features

• Application suitability – Ideal for residential retaining walls, garden beds, terraces, and boundary edging in both new and existing landscapes.
• Design – Features a stackstone-style textured face that delivers a contemporary, natural stone look without the cost or complexity of real stone.
• Material quality – Manufactured from high-strength, steel-reinforced concrete for reliable performance under load and in varying soil conditions.
• Durability – Engineered to resist weathering, rot, termites, and warping, ensuring a stable structure and appearance over many years.
• Installation – Uniform 200 x 80 x 1.8m dimensions allow for straightforward handling, alignment, and stacking with compatible posts and hardware.
• Maintenance – Low-maintenance surface that requires minimal cleaning and no painting or sealing for standard outdoor use.
• Versatility – Suitable for straight or tiered walls, raised planters, steps, and decorative borders to suit a wide range of landscape layouts.

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The 100x100 90C Corner Channel 0.9m Hot Dip Galvanised is designed as a robust corner connector and structural support for retaining wall systems, providing secure alignment and reinforcement at 90-degree junctions.

Key Features

• Application suitability – Ideal for use in timber or concrete sleeper retaining walls, especially at internal and external 90° corners.
• Design – 100x100 90C profile delivers precise right-angle support, ensuring clean, stable wall geometry.
• Material quality – Manufactured from high-quality steel for reliable structural performance under load.
• Durability – Hot dip galvanised finish offers superior corrosion resistance for long-term outdoor use.
• Installation – Pre-formed 0.9m length is easy to position, align, and fix on-site with standard tools.
• Maintenance – Low-maintenance surface requires minimal upkeep beyond routine inspection.
• Versatility – Suitable for residential, commercial, and landscaping retaining wall projects in varied soil and weather conditions.

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Woodgrain Concrete Sleeper 200 x 80mm is a robust, low‑maintenance solution for retaining walls, garden edging, and general landscaping, combining the natural look of timber with the strength and longevity of concrete.

Key Features

• Application suitability – Ideal for residential retaining walls, garden borders, and tiered landscaping projects.
• Design – Realistic woodgrain texture and neutral tone that blends seamlessly with natural surroundings.
• Material quality – Manufactured from high‑grade, steel‑reinforced concrete for superior structural performance.
• Durability – Resistant to rot, termites, warping, and weathering for long‑term outdoor use.
• Installation – Uniform 200 x 80mm profile for easy handling, alignment, and consistent wall construction.
• Maintenance – Virtually maintenance‑free surface that requires no painting, sealing, or regular treatment.
• Versatility – Suitable for straight or stepped layouts, raised garden beds, and custom landscape designs.

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Concrete Plain Sleeper 200 x 80 x 1.2m 40MPa 2N12 is a heavy-duty, steel-reinforced concrete sleeper ideal for retaining walls, garden edging, and general landscaping projects where strength, stability, and a clean, modern look are essential.

Key Features

• Application suitability – Engineered for residential and light commercial retaining walls, garden borders, and tiered landscaping.
• Design – Plain, smooth-faced profile delivers a neat, contemporary appearance that complements a wide range of outdoor styles.
• Material quality – Manufactured from 40MPa high-strength concrete with 2N12 reinforcing bars for reliable structural performance.
• Durability – Resistant to rot, termites, and weathering, providing a long-lasting alternative to timber sleepers.
• Installation – Standard 200 x 80 x 1.2m size fits common sleeper systems, simplifying layout, handling, and alignment on site.
• Maintenance – Low-maintenance finish requires no painting or sealing, reducing long-term upkeep.
• Versatility – Suitable for straight runs, stepped levels, and mixed-material designs across a variety of landscaping applications.

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The Retaining Wall Corner Section 60x3mm is engineered to act as a strong connector and vertical support within sleeper retaining wall systems, securely holding sleepers in place and maintaining wall alignment over time.

Key Features

• Application suitability – Ideal for residential and light commercial retaining walls using concrete, timber, or composite sleepers.
• Design – Precision 60x3mm corner-profile provides a snug fit for sleepers and consistent wall alignment.
• Material quality – Manufactured from high-grade steel for reliable structural performance.
• Durability – Corrosion-resistant finish helps withstand soil contact, moisture, and harsh outdoor conditions.
• Installation – Straightforward to set, align, and fix, supporting efficient on-site construction.
• Maintenance – Low-maintenance component that requires only periodic inspection for long-term service.
• Versatility – Suitable for use as joiners, corner posts, or end posts in a wide range of retaining wall layouts.

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The C Channel 600x 3mm is a robust structural support profile designed for demanding retaining walls and general construction projects, providing reliable strength, alignment, and stability in both residential and commercial applications.

Key Features

• Application suitability – Engineered for use in retaining walls, framing, and heavy-duty structural supports across a wide range of building projects.
• Design – C-shaped profile with a 600 mm web and 3 mm thickness for optimal load distribution and structural rigidity.
• Material quality – Manufactured from high-grade steel to ensure consistent performance and compliance with industry standards.
• Durability – Resistant to deformation and wear under high loads, offering long service life in challenging site conditions.
• Installation – Straightforward to cut, position, and fix, helping streamline on-site installation and reduce labour time.
• Maintenance – Low-maintenance solution that requires minimal inspection and upkeep once installed correctly.
• Versatility – Suitable for integration with various wall systems, bracing configurations, and custom construction designs.

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The MicroPro Sienna Sleeper 200mm x 50mm is an ideal choice for building sturdy retaining walls, neat garden edging, and attractive landscaping features, offering a warm timber look with long-lasting performance outdoors.

Key Features

• Application suitability – Perfect for low retaining walls, raised garden beds, borders, and general landscaping structures.
• Design – Slim 200mm x 50mm profile delivers a clean, modern look that blends easily with most garden styles.
• Material quality – Manufactured from MicroPro-treated timber for enhanced protection against decay and termites.
• Durability – Engineered for long-term outdoor use, resisting rot and weathering in exposed environments.
• Installation – Lightweight section makes handling and cutting easier, simplifying DIY and professional installs.
• Maintenance – Low-maintenance finish that can be left natural or stained to match your landscape design.
• Versatility – Suitable for straight runs, gentle curves, and custom garden features across residential projects.

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The Retaining Wall H-Section 60x3mm is engineered to act as a strong connector and vertical support within sleeper retaining wall systems, securely holding sleepers in place and maintaining wall alignment over time.

Key Features

• Application suitability – Ideal for residential and light commercial retaining walls using concrete, timber, or composite sleepers.
• Design – Precision 60x3mm H-profile provides a snug fit for sleepers and consistent wall alignment.
• Material quality – Manufactured from high-grade steel for reliable structural performance.
• Durability – Corrosion-resistant finish helps withstand soil contact, moisture, and harsh outdoor conditions.
• Installation – Straightforward to set, align, and fix, supporting efficient on-site construction.
• Maintenance – Low-maintenance component that requires only periodic inspection for long-term service.
• Versatility – Suitable for use as joiners, corner posts, or end posts in a wide range of retaining wall layouts.

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Charcoal Smooth Concrete Sleeper 200 x 80 x 1.8m is an ideal choice for building strong, modern retaining walls, neat garden edging, and stylish landscaping features. Its sleek charcoal finish and robust construction make it perfect for both residential and commercial outdoor projects.

Key Features

• Application suitability – Engineered for retaining walls, garden borders, steps, and terraced landscaping in a wide range of soil conditions.
• Design – Smooth charcoal finish delivers a clean, contemporary look that complements modern outdoor spaces.
• Material quality – Manufactured from high-grade, steel-reinforced concrete for strength, stability, and long-term performance.
• Durability – Resistant to rot, termites, warping, and weathering, ensuring a long service life with consistent appearance.
• Installation – Uniform 200 x 80 x 1.8m dimensions allow for straightforward handling, alignment, and stacking during installation.
• Maintenance – Low-maintenance surface that requires minimal cleaning and no painting or sealing in most applications.
• Versatility – Suitable for straight or tiered walls, raised garden beds, edging, and custom landscape designs.

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H4 Treated Pine Sleepers 200x100 are rough-sawn and treated to Hazard Class 4 standards. These sleepers are commonly used for constructing retaining walls, garden beds, or as fencing plinths. They are available in lengths of 1.8m, 2.4m, and 3.0m, providing flexibility for various landscaping and construction needs.

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The Concrete Sleeper Block Face  200 x 80mm is a robust, low-maintenance solution ideal for retaining walls, garden edging, and general landscaping, offering a clean, modern look that blends easily with a wide range of outdoor designs.

Key Features

• Application suitability – Perfect for residential and light commercial retaining walls, garden borders, and tiered landscaping projects.
• Design – Block face profile delivers a contemporary, textured finish that adds visual interest to any outdoor space.
• Material quality – Manufactured from high-grade, steel-reinforced concrete for consistent strength and performance.
• Durability – Engineered to resist weathering, soil pressure, and everyday wear for long-lasting structural integrity.
• Installation – Uniform 2000 x 200 x 80mm dimensions make layout, alignment, and stacking straightforward for installers.
• Maintenance – Non-porous surface is easy to clean and requires minimal ongoing upkeep to stay looking its best.
• Versatility – Suitable for straight runs, stepped levels, and mixed-use landscaping designs across a variety of site conditions.

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The MicroPro Sienna Sleeper 200mm x 75mm is an ideal choice for building sturdy retaining walls, neat garden edging, and attractive landscaping features, offering a warm timber look with long-lasting performance outdoors.

Key Features

• Application suitability – Perfect for low retaining walls, raised garden beds, borders, and general landscaping structures.
• Design – Slim 200mm x 75mm profile delivers a clean, modern look that blends easily with most garden styles.
• Material quality – Manufactured from MicroPro-treated timber for enhanced protection against decay and termites.
• Durability – Engineered for long-term outdoor use, resisting rot and weathering in exposed environments.
• Installation – Lightweight section makes handling and cutting easier, simplifying DIY and professional installs.
• Maintenance – Low-maintenance finish that can be left natural or stained to match your landscape design.
• Versatility – Suitable for straight runs, gentle curves, and custom garden features across residential projects.

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Gardenwall is the number one “Link” block system on the market and is exclusively manufactured by National Masonry. This versatile single block system is the DIY dream where one blocks fits all for simple and quick installation.

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Modernstone is our flagship segmental retaining wall system. Long and sleek with a sharp, picture-framed, split face finish, the contemporary appeal of Modernstone complements cutting edge architectural designs through to classical gardens. Carefully selected pigments, sands and aggregates are crucial to enhance the strength and appearance of this extremely adaptable system which includes formal caps and 90 degree corner blocks.

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