The Jacobi Walther J 13v is a high-quality flat roof tile distinguished by its modern shape and ease of installation. With its flexible coverage length adjustment and robust construction, this tile is suitable for both new builds and roof renovations. The J 13v combines functional properties with aesthetic design, making it the ideal choice for a wide variety of roof constructions.

Technical specifications of the Jacobi Walther J 13v

  • Size: approx. 27.0 x 44.5 cm
  • Cover length range: 32.6 to 35.6 cm
  • Cover width: 21.3 cm
  • Weight per piece: approx. 3.6 kg
  • Quantity required per m²: approx. 13.2 to 14.4 pieces
  • Standard roof pitch: ≥ 22°

Design and aesthetics

The Jacobi Walther J 13v offers a smooth, fine surface quality and is distinguished by its elegant shape. The tile is available in a wide range of colors, including high-quality, avant-garde glazes that provide an attractive and durable finish. These features make the J 13v particularly suitable for sophisticated roof designs.

Special design features

  • Elegant design for a harmonious roof appearance
  • Generous adjustment range for flexible installation
  • Available in various colours and glazes

Advantages of the Jacobi Walther J 13v

  • Cost-effectiveness: Low brick requirement of approximately 13.2 to 14.4 bricks/m²
  • Flexibility: Suitable for various roof pitches from 22°
  • Aesthetics: Modern design that visually enhances any roof
  • Weather resistance: High resistance to rain, frost and other weather conditions.
  • Durability: Robust construction for a long service life

Assembly and processing

The Jacobi Walther J 13v tile can be installed quickly and easily thanks to its generous adjustment range (up to 30 mm) and flexible fit. The tile is particularly suitable for roof renovations, as it adapts easily to existing roof structures without the need for extensive cutting.

Assembly steps

  1. Inspection of the roof substructure and preparation of the battens
  2. Precise alignment of the first row of bricks at the eaves
  3. Shear-like laying pattern with sufficient overlap to ensure rainproofness
  4. Use of suitable fastening materials for wind protection
  5. The laying is completed with matching shaped tiles at the ridge and verges.

Applications

  • New buildings: Ideal for modern and traditional roof designs
  • Renovations: Particularly suitable for re-roofing existing roofs
  • Various building types: Suitable for residential buildings, public buildings and commercial buildings

Care and maintenance

The Jacobi Walther J 13v is easy to maintain and durable. Thanks to its robust surface, the tile remains functional and visually appealing even after years. Regular inspections and simple cleaning measures help to extend the roof's lifespan and maintain its functionality.

Compatibility with CLEVER-TILE ®

Whether our system is suitable for the Jacobi Walther J 13v roof tile depends on the cover dimensions, tile geometry and installation requirements. The flexible ends of our replacement tile are shaped to the neighbouring tiles during installation. The model name alone does not confirm suitability.

Advantages of CLEVER-TILE ®

  • Universal fit: Compatible with most roof tile types
  • Roof-friendly: Even weight distribution in the roof structure
  • Easy assembly: Quick and easy to install
  • Weather resistance: Reliable protection against rain and snow
  • Robust construction: Made from durable materials

Conclusion: Jacobi Walther J 13v and CLEVER-TILE ® – The ideal combination

The Jacobi Walther J 13v offers an excellent solution for a wide range of roofing requirements. With its flexibility, aesthetic appearance, and robust construction, it is a perfect choice for new builds and renovations. Combined with CLEVER-TILE ®, your roof will be functional, sustainable, and visually appealing.

Referenced terms and sources

This existing glossary article was reviewed and approved on 14 October 2026. Time-sensitive information still refers to its original publication context unless the article states otherwise. It does not replace installation instructions or confirm compatibility with a particular roof tile model.

Machine-assisted translation. The German version remains available.

Data sheet and installation guideOriginal source