Review of Yamarin 4220

Basic specs.

The Yamarin 4220 is a small dinghy. The Yamarin 4220 is built by the Finnish yard Yamarin.

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Hull

The hull is made of fibreglass. Generally, a hull made of fibreglass requires only a minimum of maintenance during the sailing season. And outside the sailing season, just bottom cleaning and perhaps anti-fouling painting once a year - a few hours of work, that's all.

Engine

Sailing characteristics

This section covers widely used rules of thumb to describe the sailing characteristics. Please note that even though the calculations are correct, the interpretation of the results might not be valid for extreme boats.

EU classification

Yamarin 4220 holds one CE certification:

The boat is by European Union certified as Class D. SHELTERED WATERS:

Designed for voyages on sheltered coastal waters, small bays, small lakes, rivers and canals when conditions up to, and including, wind force 4 (Beaufort scale) and significant wave heights up to, and including, 0,3 m may be experienced, with occasional waves of 0,5 m maximum height, for example from passing vessels.

Immersion rate

The immersion rate is defined as the weight required to sink the boat a certain level. The immersion rate for Yamarin 4220 is about 45 kg/cm, alternatively 255 lbs/inch.
Meaning: if you load 45 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 255 lbs cargo on the boat it will sink 1 inch.

Sailing statistics

This section is statistical comparison with similar boats of the same category. The basis of the following statistical computations is our unique database with more than 26,000 different boat types and 350,000 data points.

Sorry, we do not have sufficient statistical information available for this boat to provide a significant reliable analysis.

Maintenance

Boat owner's ideas

This section shown boat owner's changes, improvements, etc. Here you might find inspiration for your boat.

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Finally

We are always looking for new photos. If you can contribute with photos for Yamarin 4220 it would be a great help.

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References

[Ref 1]: ISO 8666 Small craft — Principal data.
[Ref 3]: ISO 12215-5 Small craft — Hull construction and scantlings.