Hardwood Post H4/100×100
Crafted from premium-grade hardwood, our 100×100 mm fencing posts are designed for strength, stability, and longevity. These robust posts are ideal for boundary fencing, garden enclosures, livestock barriers, and other outdoor structures
The Hardwood Post H4/100×100 is a premium, high-quality timber post designed to provide superior strength and stability for a variety of outdoor and structural applications. Crafted from durable hardwood, this post is treated to H4 standards, making it ideal for ground contact and exposed environments & offers long-lasting protection against the elements,used building a boundary fence, retaining wall, or garden feature.
Key Specifications:
Dimensions: 100mm (Width) x 100mm (Depth) x custom lengths available (e.g., 2400mm, 2700mm, 3000mm)
Treatment: H4 Treatment for protection against rot, termites, fungi, and weathering – ideal for ground contact and exposed conditions
| Length | 2400 mm, 3000 mm |
|---|
Features of Hardwood Post H4/100×100
- Available in many lengths
- Top quality hardwood timber
- H4 Treatment allows use in ground contact
- Decay and insect resistant including sub surface fungus and weather effects.
Benefits of Hardwood Post H4/100×100
- Long-term stability with added strength
- Excellent performance in extreme Australian conditions.
- Great for projects requiring structural elements including fencing and retaining walls.
- Ideal for virtually any commercial or residential project, given its durability.
A 100×100 hardwood post (H4 treated) is a heavy-duty solid timber post used for structural outdoor applications.
100mm x 100mm size → strong and stable
H4 treatment → suitable for in-ground use
Made from durable hardwood species like Ironbark, Spotted Gum, etc.
Ideal for fencing, gates, retaining walls, and structural landscaping
It’s commonly used for:
Fence and gate posts
Retaining wall structures
Pergolas and heavy-duty landscaping
It’s chosen when extra strength is needed.
H4 means the post is treated for direct ground contact, protecting it from rot, termites, and moisture — ideal for Australian conditions.
In many cases, yes. Hardwood posts are:
Stronger and denser
More resistant to wear
Longer-lasting in tough conditions
But they are usually heavier and more expensive.
Around 600mm–900mm deep, depending on fence height and soil
Proper concreting is important for stability.
Delivery
Your order is prepared by our team and delivered once everything is checked and packed.
Learn more about Term & Condition
Return & Exchange Policy
1. Change of Mind Returns
We aim for complete satisfaction with every order. Please review our policy below for returns and exchanges.
- Returns for change of mind must be made within 14 days of purchase.
- Items must be unused, undamaged, and in their original packaging.
2. Return Process
- Contact our team via phone or email (details below).
- Provide your invoice number and a brief description of the issue.
- All returns must be authorized before being sent back to our warehouse.






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