Are you looking for:
flat roof solar?

Sun Ballast systems combine the support function and the ballast function into a single element.

  • Installation speed
    up to -30% less time
  • No drilling
    zero invasive interventions
  • Free technical support
    phone and on-site assistance

    We also take care of: roof solar mounting systems, non-penetrating racking system and solar structures.
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SINCE 2012

THE IDEAL STRUCTURE

FOR PHOTOVOLTAIC PANELS ON FLAT ROOFS

Sun Ballast offers simple and durable solutions
for those who have made renewable energy their profession.

Assistenza Tecnica
360° TECHNICAL
SUPPORT

Sun Ballast’s technical service ensures all customers
fast and free support, at every stage of system installation.

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Rete di Distribuzione
INTERNATIONAL DISTRIBUTION
NETWORK

Fast, precise, and reliable commercial and logistics support,
with a quick and dependable transport service
in over 40 countries worldwide.

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Installazione senza forature
INSTALLATION
WITHOUT DRILLING

Less time on site,
less complexity. Quick and intuitive installation,
without drilling into the roof.

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DISCOVER THE SOLUTION FOR YOUR SYSTEM
MADE TO LAST BY SUN BALLAST

Quick installation and maximum structural stability.
Built to last.

Griglia Sun Ballast

Flat Roof Solar: Faster Installations Without Compromising the Roof

Flat roof solar projects in Italy are booming, but the real challenge starts on site: you need a mounting solution that installs fast, stays secure, and doesn’t turn the waterproofing layer into a risk. That’s why ballast-based PV mounting is becoming the go-to choice for flat roofs. By using concrete ballast supports, panels can be installed without drilling through the roof membrane—helping reduce leaks, callbacks, and long-term maintenance concerns. For installers, fewer components and an intuitive layout mean shorter installation times and smoother logistics. For designers and engineers, the key benefit is predictable performance: wind load management, stable weight distribution, and the ability to work with tested configurations that simplify calculations. And for distributors, a recognizable flat roof solar solution is easier to stock and recommend because demand is consistent across industrial buildings, warehouses, and commercial rooftops. A well-designed ballast mounting system also supports common goals like better row spacing, clean cable routing, and optimized tilt angles to improve yield. In short, if you’re looking to deliver reliable flat roof solar arrays with less complexity, non-penetrating ballast structures offer a practical path: safer roofs, faster crews, and a more efficient workflow from design to commissioning.

Why Ballasted Mounting Matters for Installers and EPC Teams

On flat roof solar jobs, time is margin. Ballasted systems help crews move faster by minimizing loose parts, reducing rooftop handling, and avoiding the delays that come with drilling and sealing. The result is a cleaner installation process, especially on large surfaces where repeatable placement is crucial. Non-penetrating PV mounting also lowers the probability of water ingress issues, which can otherwise lead to costly disputes. Many projects benefit from modular configurations that adapt to different panel formats, orientations, and roof constraints, making site decisions simpler. For EPC teams, the advantages extend to planning: clearer BoMs, fewer specialized tools, and more predictable labor. When support is available for layout and sizing—considering wind exposure and roof loads—flat roof solar becomes easier to standardize across multiple sites, improving overall delivery speed.

A Technical Partner Approach: Design Support and Proven Reliability

Successful flat roof solar is not just about hardware; it’s about confidence. Professionals want certified, tested solutions, reliable data, and support that reduces design risk. A partner-led approach can include technical assistance during the engineering phase, system sizing, and project development through execution—so installers get fewer surprises and engineers get dependable inputs for verification. Concrete ballast solutions are valued for durability and stability, especially when paired with proven aerodynamic layouts and documented performance. This combination supports what the market expects: reliability, simplicity, and ongoing innovation that keeps pace with evolving PV modules and rooftop requirements. If your goal is to deliver flat roof solar installations that are safer for the building, quicker to deploy, and easier to specify, choosing a non-penetrating, ballast-based mounting strategy can make the entire project feel more controllable—from first design draft to final handover.
PATENTED SYSTEMS

Patented systems,
available in a wide
range of systems/solutions.

All Sun Ballast ballasts are made of high-strength concrete.

All systems are tested in wind tunnels and climate chambers, ensuring the perfect balance between strength, roof load, and wind resistance.

DISCOVER THE SOLUTION FOR YOUR SYSTEM
Zavorra Zoom Installatori al lavoro Panoramica Zavorre Patented
Garanzia a vita

CERTIFIED QUALITY,
GUARANTEED RELIABILITY. FOR LIFE.

Products tested according to international standards,
with complete technical documentation to support every project.

Certificazione ETN Certificazione CSA Certificazione TUV Certificazione SYNESGY Certificazione EUPD Certificazione WISE Certificazione CRIBIS
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+6M

ballasts sold

+78k

PV systems supported

+3GW

power supported

+40

countries reached

Are you still looking for information about:
flat roof solar

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