SKU: MB40

Polyform MB40 Non-Inflatable Mooring Buoy 430mm(H)x380mm(D)


The Polyform MB40 is a compact, heavy-duty mooring buoy with a foam-filled, unsinkable design and galvanised steel hardware—built for secure, long-term use in demanding marine environments.

Moor with Confidence
Trusted Marine Engineering
A Mooring Buoy You Can Rely On

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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.

Weight 7 kg
Dimensions N/A
Color

Orange, Yellow

Unit of Measure

Single

USP 1

Moor with Confidence

USP 2

Trusted Marine Engineering

USP 3

A Mooring Buoy You Can Rely On

Volume (Litres)

45

Net Buoyancy (KG)

38

Length of armature (cm)

78

Diameter of armature (mm)

16

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