Performances

Photovoltaic systems 
(PV systems)

Professional installation on all types of roofs — safe, compliant and documented

We carry out the professional installation of photovoltaic systems as part of the prefabricated house assembly. Whether it's a tiled roof, trapezoidal sheet or flat roof — our experienced installation teams ensure a secure fit, clean cabling and complete documentation of your PV projects.

InquiryAbout DFM

Experience with installation on various types of roofs

Til, sheet or flat roof: We know the different requirements and implement PV systems safely and statically correctly on all common roof shapes.

Knowledge of substructure, module interconnection & DC cabling

Our specialists have the necessary know-how for mechanical attachment, optimal module connection and preparation of clean and safe DC cabling — always tailored to your manufacturer's system.

Work in accordance with current standards and safety regulations

We assemble in accordance with applicable DIN standards and current electrical and structural safety requirements. This not only protects your customers — but also your warranty.

Photo documentation of construction, cabling and roof condition

Transparency is important to us: On request, we can document the entire installation process photographically — from the condition of the roof surface to the finished cabling. In this way, we create clarity and trust with end customers and manufacturers.
DFM

The DFM designs

Numerous successfully implemented construction projects testify to our expertise, reliability and high quality standards. From precast assembly to construction management and beyond — we stand for solid work and satisfied customers. Let yourself be convinced of our previous projects!
Einfamilienhaus mit Garten

Single-family houses/bungalows

From prefabricated assembly to roof covering — this sustainable home impresses with its energy-efficient construction.

Building complexes

We build office buildings, industrial plants and major construction projects and ensure reliable and timely implementation.
Reihenhäuser

Multi-family & townhouses

We build stylish townhouses and modern apartment buildings, creating high-quality living space for different needs.
To the references
Performances

Frequently asked questions

Here you can find answers to the most frequently asked questions about our services. From prefabricated house assembly to construction management and customer service — we are at your side with our experience and expertise. If you have any further questions, feel free to contact us!

What services do you provide for the assembly of prefabricated houses?

Numerous prefabricated houses were assembled by us on time and in the highest quality. Whether single-family homes, multi-family homes or commercial buildings — our references show our expertise and reliability.

Do you work for specific prefab house manufacturers?

Yes, we work as a reliable partner for various manufacturers and implement their construction projects professionally.

How long does it take to assemble a prefabricated house?

The duration varies depending on the project, and assembly is usually carried out within a few days to weeks.

Are you also responsible for construction management?

Yes, we provide professional construction management and quality control to ensure smooth implementation.

Do you also provide customer service after completion?

Yes, we also provide our customers with reliable customer service during the warranty period and beyond.
More details about DFM