Description
Overview – 100NB Galvanised Round Post Cap
This 100NB galvanised round fence post cap is designed for large diameter steel posts commonly used in heavy-duty rural, commercial and industrial fencing applications.
By sealing the top of the post, it prevents rainwater from entering the internal cavity — reducing corrosion and extending structural lifespan.
Ideal for Heavy-Duty Applications
Commonly used on:
Large gate posts
Rural fencing
Commercial perimeter fencing
Industrial boundary installations
Protecting larger posts is essential, as replacement can be costly and labour-intensive.
Galvanised for Maximum Durability
Manufactured from galvanised steel for:
Superior corrosion resistance
Long-term weather protection
Structural longevity
Minimal maintenance requirements
Key Features
Suits 100NB round steel posts
Suits Posts 100NB with an Outside Diameter (OD) – 114.3mm
Heavy-duty galvanised construction
Prevents water ingress
Extends lifespan of large posts
Suitable for rural, commercial and industrial fencing




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