Description
Overview – 40NB Galvanised Round Post Cap
This 40NB galvanised round post cap provides essential protection for steel fencing posts exposed to the elements.
Designed to fit securely over 40NB round posts, it helps prevent rainwater entering the hollow section of the post.
Protect Your Fence Investment
Water entering steel posts can lead to:
Internal corrosion
Rust expansion
Structural weakening
Reduced lifespan
A simple cap dramatically reduces these risks.
Built for Outdoor Durability
Manufactured from galvanised steel for corrosion resistance and long-term performance in rural and residential fencing environments.
Key Features
Suits 40NB round steel posts
Suits Posts 40NB with an Outside Diameter (OD) – 48.3mm
Galvanised corrosion-resistant finish
Protects against water ingress
Extends structural lifespan
Suitable for residential and rural fencing




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