Knowledge about HDPE boats
Carefully researched articles on material, buying and maintenance. Each one with verified sources from EU law, standards and industry associations. No marketing promises, no sales pressure.
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German law & practiceOperating a motorboat without a licence: Germany's 15 hp rule
Germany's current licence thresholds for combustion and electric boat motors, local exceptions and the SeaStorm 12, checked against official sources.
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Cost analysisHDPE vs GRP: the ten-year total cost of a boat
A source-based ten-year cost framework for HDPE and GRP boats: hull care, osmosis, repairs and end-of-life treatment without invented savings.
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MaintenanceOutboard Motor Maintenance: Intervals, Scope and Costs
How often must an outboard motor be serviced? 100-hour and annual service explained: scope, intervals and costs for Mercury FourStroke engines.
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Material & EngineeringDouble-Hull HDPE Explained: Buoyancy, Stability, and Safety
What a double-hull HDPE hull really delivers: buoyancy, stability, design category, objectively explained, with sources from EU law and standards.
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Buying GuideBuying an HDPE Boat: The Objective Guide to Plastic Hull Purchasing
Buying an HDPE boat: what matters in acquisition, engine power, outfitting, licensing, and running costs, objective, sourced, and realistic.
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Buying GuideHow Many Horsepower Does My Motorboat Need? Motorization Explained Objectively
How much horsepower for a 5-meter motorboat? What rules of thumb mean, what the nameplate specifies, and when a licence is required, sourced.
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MaterialHDPE Boats: What polyethylene performs as boat material
HDPE in boat building, what the material properties mean for sport boats. Sources: ISO 1872, EU-RCD 2013/53/EU, EN ISO 12217. With practical example.
- Maintenance
HDPE boat care and winterization: maintenance guide by manufacturer specifications
Proper HDPE boat care: cleaning, UV protection, winterization. Steps per manufacturer recommendations, with DIY safety disclaimer.