Planner & Service – Calculate & Calculate Your Project Safely

A new roof or renovation is a big project. To ensure that you don’t forget anything and that the quantities are exactly right, we provide you with our free professional tools here. Whether you need to determine the roof pitch or need a complete parts list for your trapezoidal sheet metal roof – this is the right place to start.


🏠 The roof configurator

Plan your entire roof in minutes.
No more paperwork! Our intelligent configurator guides you step by step through your project.

  • Automatic quantities: Exact calculation of the number of plates.
  • Accessory check: Think of screws, roofs & profile fillers.
  • Cut optimization: We show the best distribution.

🌧️ The gutter planner

No more missing end pieces or wrong holders.
A gutter consists of many individual parts. Our planner makes sure that everything fits together.

  • Choose material (titanium zinc, aluminum, steel) and color.
  • Simply enter your roof length.
  • Receive a ready-made shopping list including downpipes.

📐 Roof Pitch Calculator

Important for the choice of profile.
Do you know the angle of your roof? This is crucial to avoid backwater.

  • Simply measure height and length.
  • Calculate the number of degrees immediately.

Calculate roof pitch now →

🔨 Roof batten calculator

How much wood do I need for the substructure?
Nothing is more annoying than when the slats go out on Saturday afternoon.

  • Enter rafter spacing and area.
  • We calculate the running meters (load-bearing and counter battens).

Determine wood requirements →

📝 Individual request

Do you have a complex project, a sketch from the architect or do you need special edged parts? No problem. Upload your sketch or describe your project.

Our experts will check the feasibility and provide you with a tailor-made offer.

To the inquiry form »

📞 Contact & Advice

Sometimes only a conversation helps. Our team in Bernau near Berlin consists of real experts.

  • 📞 Phone: 03338 /9141530
  • 📧 E-mail: info@dachbleche-online.de
  • 📍 On site: Visit our sample exhibition in Bernau. Ringstraße 17, 16321 Bernau

Your partner from Bernau near Berlin

Behind Dachbleche-online.de is not an anonymous company, but a specialist retail company with passion. We, the team, specialize in metal roofs, light panels and roof drainage.

What makes us different? We don’t just sell, we also know how to assemble it. That’s why you won’t find “cheap imports” with us, but tested quality (such as Polmetal, Salux, Niagara), which we trust ourselves.