The Laumans Mulden Variabel is a historic double-groove interlocking tile that impresses with its classic shape and versatile laying options. With two laying methods – in rows or in a staggered pattern – this tile offers great flexibility, making it particularly attractive for both modern new builds and renovations.

Technical specifications of the Laumans variable troughs

  • Overall dimensions: 27.0 x 42.0 cm
  • Coverage length range: 25.0 – 35.0 cm
  • Cover width: 23.1 cm
  • Weight per piece: approx. 3.7 kg
  • Quantity required per m²: approx. 12.4 – 17.3 pieces
  • Standard roof pitch: ≥ 30°

Design and aesthetics

The Laumans Mulden Variabel roof tile impresses with its classic double-groove structure, which can be installed in both straight and staggered patterns. This flexibility allows the roof to be designed entirely according to individual preferences and architectural requirements. The precise fit and excellent water drainage ensure a watertight and reliable roof covering.

Special design features

  • Traditional double trough structure for an aesthetically pleasing roof appearance
  • Flexible installation options in rows or in a staggered pattern
  • Available in a wide range of colours, from natural red to fine engobes

Advantages of the Laumans variable troughs

  • Cost-effectiveness: Low brick requirement of approximately 12.4 to 17.3 pieces/m²
  • Flexibility: Suitable for various roof pitches from 30°
  • Aesthetics: Timeless design that integrates harmoniously into any architecture.
  • Weather resistance: High resistance to rain, frost and other environmental influences
  • Durability: Robust construction for a long roof lifespan.

Assembly and processing

The Laumans Variable Trough is easy to install thanks to its generous height adjustment range (up to 100 mm) and precise fit. This flexibility allows for easy compensation of unevenness in the roof structure, simplifying installation and simultaneously improving the roof's watertightness.

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 roof designs and high-quality new buildings
  • Renovations: Particularly suitable for re-roofing existing roofs
  • Various building types: Suitable for residential buildings, public buildings and commercial buildings

Care and maintenance

The Laumans Mulden Variabel tile is easy to maintain and durable. Thanks to its robust surface, the tile remains functional and visually appealing even after years of use. Regular inspection 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 Laumans Mulden Variabel 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: Laumans Variabel troughs and CLEVER-TILE ® – The ideal combination

The Laumans Variable Trough is the perfect choice for demanding roof coverings. With its flexibility, robust construction, and aesthetic appearance, it offers numerous advantages for new builds and renovations. In combination with CLEVER-TILE ®, your roof will be not only functional but also 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