20 antifouling paints tested in 13 UK locations: which works best where you keep your boat?

The results

North Wales – Caernarfon
Fouling: Moderate
In Caernarfon the better paints had only light slime, while the worst-performing had heavier slime and some brown weed growth. There was no shell growth on any of the paints.

Top 5 paints
1. Seajet 033
2. Micron Extra
3. Teamac ‘D’
4. Cruiser Uno
5. Nautix A3

North Wales – Caernarfon

South Wales – Neyland
Fouling: Moderate
Neyland had some heavy slime which had been visited by some local mullet, leaving their distinctive smear marks – also a useful test of how well the fouling was attached.

Top 5 paints
1. Hempel C.P.
2. Seajet 033
3. Micron Extra
4. Teamac ‘D’
5. Cruiser Uno

South Wales – Neyland

Scotland – Inverkip
Fouling: Moderate
Inverkip’s boards showed thick slime, but none of the paints had green weed or shell growth, unlike the untreated surfaces. Some differences were evident, with Seago’s High Performance best.

Top 5 paints
1. Seago H.P.
2. Nautix A3
3. Precision P.
4. Teamac ‘D’
5. Nautix A.P.

Scotland – Inverkip

Scotland – Rhu
Fouling: Light-moderate
Growth in Rhu was relatively light on the better-performing paints. Seajet’s 033 was best here, with International Cruiser Uno, Teamac’s ‘D’ and Micron Extra also doing well.

Top 5 paints
1. Seajet 033
2. Int. Cruiser U
3. Teamac ‘D’
4. Seajet 038
5. Micron Extra

Scotland – Rhu

Scotland – Dunstaffnage
Fouling: Light
Dunstaffnage had the coldest water of all our locations and the least slime. There was no weed or shell growth on the painted panels, and some differences between most and least effective paints.

Top 5 paints
1. Hempel C.P.
2. Precision P.
3. Seajet 038
4. Seajet 033
5. Int. Cruiser Uno

Scotland – Dunstaffnage

Scotland – Port Edgar
Fouling: Moderate
In Port Edgar, the boards were damaged by a tyre fender tied to the pontoon by a workboat crew, so four samples were rendered invalid, unfortunately, with paint and fouling wiped off.

Top 5 paints
1. Seajet 033
2. Micron Extra
3. Seajet 038
4. Jotun NonStop
5. Precision Prem

Scotland – Port Edgar

Northeast England – Whitby
Fouling: Heavy slime
Fouling in Whitby consisted of heavy slime. Seajet’s 033 and 038 were far and away the best, with the fouling washing off to leave a clean surface. Micron Extra was also effective, but not to the same degree.

Top 5 paints
1. Seajet 033
2. Seajet 038
3. Micron Extra
4. Cruiser Uno
5. Teamac ‘D’

Northeast England – Whitby

East England – Lowestoft
Fouling: Moderate
The slime at Lowestoft was underpinned by some heavier growth in places. There were big differences in performance, with colonies of small shrimp inhabiting the heavier areas of slime.

Top 5 paints:
1. Seajet 038
2. Seajet 033
3. Seago H.P.
4. Hempel C.P.
5. Flag Perf. Extra

East England – Lowestoft

East England – Waldringfield
Fouling: Moderate
As at Whitby, Seajet’s 033 shed nearly all fouling as it was pulled out of the water, handing it best prize here. Hempel Cruising Performer, Nautix A3, and Seago’s High Performance paints also did well.

Top 5 paints
1. Seajet 033
2. Seajet 038
3. Hempel C.P.
4. Nautix A3
5. Seago H.P.

East England – Waldringfield

East England – Fambridge
Fouling: Moderate
In Fambridge, Seajet’s 033 and 038 again shed most slime as the boards were removed. Micron Extra was fairly clean, with Flag Performance Extra and International Cruiser Uno doing well.

Top 5 paints
1. Seajet 033
2. Seajet 038
3. Micron Extra
4. Flag Perf. Extra
5. Int. Cruiser Uno

East England – Fambridge

South Coast – Chichester
Fouling: Moderate
In Chichester, Seajet’s 033 was by far the cleanest, coming out almost slime-free. Micron Extra was a close second. Seajet 038 and Teamac ‘D’ were next best, with Precision Premium also doing well.

Top 5 paints
1. Seajet 033
2. Micron Extra
3. Seajet 038
4. Teamac ‘D’
5. Precision Prem.

South Coast – ChichesterSouth Coast – Hamble
Fouling: Moderate
Seajet’s 038 was best in the fast-flowing mouth of the Hamble, with their 033 product not far behind. Micron Extra was relatively clean, as was Teamac’s D, with Jotun NonStop also moderately successful.

Top 5 paints
1. Seajet 038
2. Seajet 033
3. Micron Extra
4. Teamac ‘D’
5. Jotun NonStop

South Coast – Hamble

South West– Plymouth
Fouling: Moderate
Seajet’s 033 performed best at Plymouth Yacht Haven, with 038 also doing well. Micron Extra was also a strong performer, with the same company’s Cruiser Uno and Jotun’s NonStop also doing well.

Top 5 paints
1. Seajet 033
2. Seajet 038
3. Micron Extra
4. Int. Cruiser Uno
5. Jotun NonStop

South West– Plymouth

  1. 1. Introduction
  2. 2. The results
  3. 3. The PBO verdict
Page 2 of 3 - Show Full List