Hardwood Timber 100 × 75 – Heavy Duty Structural Beam & Purlin
The Hardwood Timber 100 × 75, supplied by SA Home Builder Store, is a premium structural timber designed for strength, durability and long-term performance. Manufactured from dense hardwood species such as eucalyptus or similar, this timber is ideal for demanding applications where load-bearing capacity and resistance to wear are essential. It is commonly used in construction, roofing support systems, landscaping and outdoor structural projects.
This size (100mm × 75mm) provides excellent structural support, making it suitable for use as purlins, beams, posts or heavy-duty framing members. Hardwood timber is naturally more resistant to environmental conditions compared to softwood, offering superior lifespan in both indoor and outdoor use.
Key Features
Hardwood Timber 100 × 75 – Heavy Duty Structural Beam & Purlin

- High-Strength Hardwood: Dense timber species provide excellent load-bearing capacity and durability.
- Standard Size – 100 × 75mm: Ideal for structural beams, purlins and framing applications.
- Versatile Use: Suitable for construction, roofing, landscaping and outdoor structures.
- Natural Durability: Hardwood offers improved resistance to wear, weather and impact.
- Long Lifespan: Designed for long-term structural performance in demanding environments.
Technical Specifications
Hardwood Timber 100 × 75 – Heavy Duty Structural Beam & Purlin
| Specification | Detail |
|---|---|
| Product Name | Hardwood Timber 100 × 75 |
| Dimensions | 100mm × 75mm |
| Material | Hardwood (e.g., eucalyptus / similar species) |
| Form | Solid structural timber |
| Applications | Purlins, beams, posts, framing, landscaping |
Benefits
Hardwood Timber 100 × 75 – Heavy Duty Structural Beam & Purlin
- Superior Strength: Hardwood is stronger than most softwoods, making it ideal for structural support.
- Durable Outdoors: Performs well in exposed environments such as fencing, decking and landscaping.
- Versatile Construction Material: Suitable for residential, commercial and agricultural use.
- Low Maintenance: Requires minimal treatment when used correctly.
- Long-Term Value: Reduced replacement and maintenance costs over time.
Typical Applications
Hardwood Timber 100 × 75 – Heavy Duty Structural Beam & Purlin
- Roof purlins supporting IBR or corrugated sheets
- Structural beams and load-bearing framing
- Fence posts and retaining structures
- Outdoor decking and pergolas
- Landscaping and garden structures
Installation & Handling Tips
Hardwood Timber 100 × 75 – Heavy Duty Structural Beam & Purlin
- Pre-drill holes when fastening to prevent splitting in dense hardwood.
- Use galvanised or treated fasteners to prevent corrosion.
- Apply sealant or wood treatment for extended outdoor lifespan.
- Ensure proper spacing and structural design when used as purlins or beams.
Why Choose SA Home Builder Store?
Hardwood Timber 100 × 75 – Heavy Duty Structural Beam & Purlin

SA Home Builder Store supplies high-quality structural timber like the Hardwood 100 × 75 — trusted for strength, durability and performance. Whether you’re building a roof structure, outdoor project or heavy-duty frame, our materials are selected to meet professional construction standards across South Africa. Order Here.





