Complying with CEIAB

MKR System

The building integrated photovoltaic solution for residential installations

The MKR integration system is in keeping with our efficiency criteria, enabling photovoltaic panels to be easily integrated into metal, wood or concrete roof structures. It can also be perfectly inserted into traditional roofing and used with the majority of conventional roof coverings. This special feature is ensured by the set of metal sheet dedicated to ensure the watertightness of all types of roofing. This integration system without underlay ensures the roof is watertight thanks to a drainage interface.


Adaptability & fexibility

  • All types of framed modules
  • All types of roof structure
  • All types of sloping roof from 12 to 50°
  • Suits both tiles and slate roofs
  • Maximum weight 8.5 kg/m² (ex module)

Reliability & long life

  • Control of expansion stresses between roof structure and photovoltaic modules
  • Materials used are recyclable and selected for long-term weatherresistance (aluminium profiles, stainless steel fastenings, etc.)

Easy to set up and install

  • Units made to measure
  • Designed in close collaboration with qualified professional installers
  • High installation productivity with installation on your roof completed in a single day
  • Only a few tools required

Optimization & profitability

  • Can be cantilevered up to 0.5 m below the gutter
  • System without underlay with air inlets and outlets for enhance module ventilation to increase until 10% the installation output


  • The system blands in aesthetically with the roof structure ensuring a perfect finish
  • Accessories can be treated with coloured lacquer in a colour of your choice (black, brown, red, etc.)

Maintenance & monitoring

The system has no areas which are vulnerable to dirt build-up or moss growth, ensuring that your roof stays clean all year round.


MECOSUN, which is officially approved as a training organization, provides you with training and assistance through a course on system installation. The day-long course provides you with the best possible advice for your first installation and also gives you our materials warranty.

Standard beams Attachment method
For wooden roof structures Traditional or laminated Fixing clips
Structural load Maximum 8.5 kg/m²
Permissible roof slope 12° to 50° (20% to 120%)
Distance between 2 supports beams Maximum 1.5 m
Wind areas (NV65) Zone 4 (Zone 5, on case study)
Snow areas (NV65) Zone D - Altitude 900 m
Seaside Consult us
Module orientation Portrait or landscape (on conditions)
PV layout with L or T form possible (consult us)
Length of roof slope Maximum 13 m
  • With the MKR building integrated photovoltaic system, you can install your photovoltaic solar panels over all kind of traditional roof surface.
  • The MKR system ensures that you get the highest feed-in tariff in countries with the respective legislation.
  • Ventilation inlets and outlets mean optimum output from your panels and allows to obtain until 10 % more of efficiency.
  • Supplied with all the flashing pieces, the MKR system is a complete kit.


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