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User Guide

How to measure your Fenders

Follow these three simple steps to get the perfect fit.

Step One

Identify the manufacturer and model of the fender (e.g., Polyform Norway F1).

Step Two

Measure the fender’s length and diameter between two solid objects.

Step Three

Use those measurements to match the correct fender cover size from our range.

How to Inflate

Follow these three simple steps to get the perfect inflation.

How to inflate with polyform adaptor
How to inflate with a hand pump or footpump
Fender & Buoy Inflation Instructions WITH POLYFORM® INFLATION ADAPTER
Fender & Buoy Inflation Instructions BY AIRCOMPRESSOR WITH BLOWGUN (pointed end nozzle)

Top tip

If you are struggling to get air into the fender then the one-way valve maybe caught, gently push a thin object into the valve to release.

Step One

Remove the valve screw from the fender using a flathead screwdriver.

Step Two

Attach the adapter to the valve, connect the pump, and inflate the fender.

Step Three

Detach the adapter and securely screw the valve cap back into place.

Fender Size Guide

Not sure which fender covers are right for your boat? Use the guide below to explore the most suitable options for your vessel’s size.

0–10 ft
(0-3 meters)

Ideal protection for small tenders
and dinghies.

Recommended Fenders:

F01S

11–16 ft
(3.4-4.9 meters)

Great fit for day boats, RIBs, and
small cruisers.

Recommended Fenders:

F01M, G3

17–23 ft
(5.2-7 meters)

Recommended for mid-size
powerboats and weekenders.

Recommended Fenders:

F01L, F02, F1

24–30 ft
(7.3-9.1 meters)

A popular size for coastal cruisers and larger vessels.

Recommended Fenders:

F2, F3, F4

31–45 ft
(9.4-13.7 meters)

Suitable for offshore cruisers and mid-sized yachts.

Recommended Fenders:

F5, F6, F7

46–60 ft
(14-18.2 meters)

Designed for motor yachts, catamarans, and commercial craft.

Recommended Fenders:

F8, F11

61 ft+
(18.6+ meters)

For large yachts, superyachts, and commercial marine vessels.

Recommended Fenders:

F13

Frequently Asked Questions (FAQs)

Absolutely. With years of hands-on experience, we can help customers choose the right size and type for their boat or operation. Whether you’re mooring a small leisure craft or outfitting a superyacht, we’ll make sure you get exactly what you nee
Our customers range from private boat owners to superyacht captains, harbour authorities, offshore crews, and commercial fleets. We work with both individual enthusiasts and major marine operations.
With over 17 years of experience, we know marine protection inside out. We don’t just sell products—we provide genuine advice based on real-world boating experience.

You can reach us by phone on +44 1543 279138 or email us at info@boatfendersdirect.co.uk. We’re available Monday to Friday (9:30 am–4 pm)

We offer next day and 2-4 days delivery option for UK mainland. Next day deliveries must be received before 12 noon and are for weekday only. Please allow 2-3 weeks for fender cover personalisation.

Yes—our support doesn’t end at checkout. If you have questions, need help with installation, or want to expand your fender setup, we’re here to advise. We’re proud to offer long-term, personal support, not just transactions.

Have a Question? Or just want to get in touch?

  • Expert Advice - Our team knows boats. Count on us for fast, knowledgeable support whenever you need it.
  • Made-to-Fit Solutions - Whether you're docking a dinghy or a superyacht, we’ll help you find the right fender for your vessel.
  • Reliable Protection - Tough, tested fenders you can trust to keep your boat safe in any mooring condition.

Expert Advice

Our team knows boats. Count on us for fast, knowledgeable support whenever you need it.

Made-to-Fit Solutions

Whether you're docking a dinghy or a superyacht, we’ll help you find the right fender for your vessel.

Reliable Protection

Tough, tested fenders you can trust to keep your boat safe in any mooring condition.

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