All prices are subject to VAT
Size | Price | Full Pack Price |
0.9m (3') | £6.40 | £4.99(54) |
1.2m (4') | £8.32 | £6.65(54) |
Our Birdsmouth Posts, 4"x4" (100mm x 100mm), are crafted from high-quality softwood and pressure treated for long-lasting durability and protection against rot, insects, and fungus.
Specifically designed for Trip Rail or Knee Rail fencing, these posts provide a reliable and sturdy solution for garden boundaries, open spaces, and decorative fencing. The Birdsmouth design allows the top rail to sit securely in the post, ensuring stability and structural integrity.
0.9m (3') – 54 in a pack
1.2m (4') – 54 in a pack
What are Birdsmouth Posts used for?
These posts are primarily used for constructing Trip Rail or Knee Rail fences, providing a strong framework for rails in garden or open space fencing.
What type of timber is used?
Made from high-quality softwood, all posts are pressure treated to UC4 standard for enhanced durability and resistance to decay and insects.
Can these posts be used with other post sizes?
Yes – Birdsmouth posts are designed to pair with 75mm x 75mm or 100mm x 100mm fence posts for a secure, stable fencing structure.
How is the top rail fixed?
The top rail is secured using a Birdsmouth post strap or Bishop’s hat, ensuring a strong and reliable connection.
Are the posts sold individually or in packs?
Both options are available. Full packs provide a discounted rate – please contact our office for availability.
Our Birdsmouth Posts combine high-quality timber, pressure treatment, and precise manufacturing to deliver reliable, durable posts for your fencing project. With flexible order options and fast delivery across Essex or collection from our Chelmsford yard, these posts provide a strong, long-lasting foundation for Trip Rail and Knee Rail fencing.