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Hub

For informed decisions about ship and shipyard equipment

In the hub you will find technical and sailing-related background knowledge, material descriptions and further sources on ship and shipyard equipment as well as craftsmanship knowledge from boatbuilding. The content supports you in selecting products on a technically sound basis, using materials correctly and better understanding technical contexts.

Materials knowledge

Materials knowledge

Understanding materials and using them correctly

Properties, differences and areas of application of maritime materials clearly explained.
About materials science
Care & Maintenance

Care & Maintenance

Protection, maintenance and value retention

Notes on the proper care of fittings, surfaces and equipment.
Care & Maintenance
Antifouling-Guide

Antifouling-Guide

Selection and application

Basics on fouling pressure, substrate, sailing area and application.
To the guide
Checklists

Checklists

Structured planning and preparation

Overviews for equipment, maintenance and work on board or ashore - in the hall or in open storage.
To the checklists
Link Finder

Link Finder

External specialist sources and service providers

Selected manufacturer information, documentation and experienced companies from the industry.
See the links
Traditional boatbuilding

Traditional boatbuilding

Traditional craft techniques and construction methods

Basics of caulking, wooden joints, mast building and other classic construction methods in traditional boatbuilding.
Traditional boatbuilding
Recommended equipment

Recommended equipment

Anchors, chains and lines

Equipment recommendation for ships based on the regulations of DNV (formerly Germanischer Lloyd).
The equipment recommendations
The right anchor

The right anchor

The anchor must hold securely!

The right anchor depending on the ship and sailing area. Advantages and disadvantages of the individual anchor types. Our recommendations.
See the recommendations
Astronomical navigation

Astronomical navigation

Navigation using a sextant and the stars

Position determination independent of power supply, radio networks and satellite signals
About astronavigation

Understanding materials

Materials in the maritime environment are permanently exposed to moisture, salt, UV radiation and mechanical stress. The selection of suitable materials significantly influences service life, maintenance effort and function. Different metals, woods, plastics or coatings react differently to corrosion, fouling and temperature.

Knowledge of materials makes decision-making easier for new construction, restoration or retrofitting. It helps to choose combinations sensibly and to avoid typical damage such as contact corrosion or premature wear.

Further information on properties, differences and areas of application can be found in the area Materials science.

Maintenance and preservation of value

Maritime equipment is permanently exposed to environmental influences. Salt, moisture, temperature fluctuations and mechanical stress affect surfaces, fittings, ropework and coatings. Regular care reduces wear and helps to preserve function and substance in the long term.

Depending on the material, cleaning intervals, protective measures and suitable products differ significantly. Metal surfaces require different treatments than painted surfaces, wood or textile components. Coordinated care takes into account material, area of application and stress.

Information on suitable measures, intervals and products is compiled in the area Care & Preservation.

Using antifouling correctly

Fouling on the underwater hull affects speed, maneuverability and fuel consumption. The choice of the suitable antifouling system depends on the sailing area, the fouling pressure, the average speed and the existing substrate.

Different systems place different requirements on preparation, application and recoating intervals. Existing coatings, primers and drying times must also be taken into account during planning. A systematic approach facilitates selection and reduces incorrect applications.

Basics on system differences, areas of application and processing are compiled in the Antifouling Guide.

Planning and preparation

Work on board or ashore benefits from clear preparation. Whether equipment inspection, seasonal maintenance or larger repairs – structured procedures reduce sources of error and avoid unnecessary delays and costly mistakes.

Checklists support planning work steps in a comprehensible way, identifying material requirements early and not overlooking safety-relevant points. They create an overview, especially for more complex projects or recurring tasks.

Overviews for typical work and equipment topics are bundled in the area Checklists.

External sources and specialist companies

Technical questions often require further information beyond product descriptions. Manufacturer information, technical data sheets, standards or processing instructions provide additional details on properties, approvals and application limits.

In addition, cooperation with specialized service providers and partners can be useful – for example for restoration work, coating systems or custom-made products. Exchange with experienced specialist companies supports proper implementation.

In the area Link Finder, selected external specialist sources, technical documentation as well as experienced service providers and partners from the industry are compiled.

Traditional boatbuilding

Traditional boatbuilding is based on craftsmanship techniques and proven construction methods that have been developed and passed down over generations. In wooden boatbuilding in particular, knowledge of materials, precise execution and suitable joints play a central role in stability and durability.

Work such as caulking, the construction of wooden masts or the riveting of copper nails requires specific expertise and an understanding of the interaction of wood, moisture and stress. The page Traditional Boatbuilding summarizes basic procedures and technical contexts.

Anchors, chains and lines – recommended equipment

The selection of anchor, chain and mooring lines depends on the type of ship, area of use and operating conditions. Dimensioning, material and combination of the individual components influence holding power, safety and handling on board.

The equipment recommendation provides structured guidance for the selection of suitable anchors, chains and lines. 

Choosing the right anchor

The choice of the suitable anchor depends on various factors. Boat type, displacement, area of use and the expected seabed significantly influence which anchor type holds reliably.

The overview on the topic of anchoring presents common anchor shapes and explains their respective properties and areas of application. It supports the selection of a suitable anchor and the classification of typical anchoring equipment.

Astronomical navigation

Astronomical navigation uses the sextant to determine position by measuring the angle of celestial bodies – independent of GPS, which is susceptible to disruptions such as jamming or spoofing. Such GPS disruptions are increasingly being observed, especially in the Baltic Sea, which underlines the importance of the sextant as a reliable backup.

Historically developed from instruments such as the Jacob’s staff, today it is a precise emergency instrument. TOPLICHT offers sextants from entry-level to professional models (e.g. from CASSENS & PLATH or FREIBERGER), which must be serviced regularly. Half-view and full-view sextants differ in the visibility of celestial bodies. Literature and apps make application easier, which becomes more precise with practice.

Personal consultation

Despite careful planning, questions about material combinations, system structures or application steps may arise in individual cases. Especially for more demanding projects, technical coordination is recommended.

The TOPLICHT team supports you with technical questions on the selection, processing and use of products – by telephone, by e-mail or in person in the retail store in Hamburg.

Further information on contact options can be found in the contact area.