Polyform MB40 Mooring Buoy
Compact, Heavy-Duty Mooring Buoy for Reliable Anchoring
The Polyform MB40 mooring buoy is a compact yet robust solution within the MB Series, designed for secure anchoring in a wide range of marine environments. Built for durability and consistent performance, this premium mooring buoy is ideal for marinas, harbours, and private moorings where reliability matters.
Designed for Mooring & Marine Installations
The MB40 is part of the proven MB Series, developed primarily for mooring buoys and surface installations. It is well suited for:
- Permanent and semi-permanent moorings
- Small to mid-size vessels
- Marker applications for cables and gear
- Marina and harbour use
The design ensures stable flotation and dependable performance under load.
Foam-Filled, Unsinkable Construction
The MB40 mooring buoy is rotomoulded from tough polyethylene and filled with polystyrene foam, creating a strong, unsinkable structure that maintains buoyancy even if the outer shell is damaged.
- Impact-resistant outer shell
- Foam-filled core for consistent buoyancy
- Designed for long-term, continuous use
This construction makes it a reliable choice for critical mooring setups.
Reinforced Steel Hardware
The MB40 features a hot-dip galvanised steel rod and swivel, providing:
- Secure mooring attachment
- Excellent corrosion resistance
- Strength under constant load
This ensures long-lasting performance in saltwater and exposed conditions.
Key Features
- Premium mooring buoy for secure anchoring
- Foam-filled, unsinkable design
- Durable polyethylene outer shell
- Galvanised steel rod and swivel
- Suitable for mooring, marking, and marine installations
- Trusted Polyform Norway quality
Built for Real Marine Conditions
The Polyform MB40 is engineered to perform in:
- Saltwater and tidal environments
- Heavy weather and UV exposure
- High-use, demanding moorings
It offers a dependable, long-term solution where strength and durability are essential.
Why Choose the Polyform MB40 Mooring Buoy?
The MB40 delivers the perfect balance of compact size and heavy-duty performance, making it an ideal mooring buoy for smaller vessels and installations that still demand professional-grade reliability.










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