Are you looking for:
pv ballast system?

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: 5 degree solar ballast, solar plant structure and Flat roof racking system Sun Ballast.
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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

PV Ballast System: the fastest way to build flat-roof solar in Italy

In Italy, flat roofs on warehouses, industrial buildings, and commercial facilities are a prime opportunity for solar—but installers and designers know the real challenge: mounting quickly without creating future roof issues. A pv ballast system solves this by using precast concrete weights to secure PV modules without penetrating the waterproof membrane. That means fewer leak risks, cleaner workmanship, and shorter installation time on site. Unlike complex racking that requires multiple rails, clamps, and roof fixings, a ballasted PV mounting solution is designed for simplicity: place, align, and connect. For crews managing tight schedules, this translates into predictable workflows and fewer surprises in the field. For engineering teams, it brings clear load paths and reliable, repeatable configurations suitable for typical Italian flat-roof applications. If your priority is to deliver safe, durable rooftop PV with minimal disruption, choosing a pv ballast system is a practical step toward faster commissioning and a smoother handover—especially when paired with project-stage support that helps you select the right tilt, layout, and ballast distribution for the site.

Why installers prefer a no-drill ballasted PV mounting solution

Installers choose a pv ballast system because it removes the most time-consuming and risky phase of flat-roof PV: roof penetrations. No drilling means no searching for structural points, no managing flashing details, and no waiting on extra subcontract steps. The result is a quicker install, fewer components to handle, and a cleaner site. Concrete ballast blocks are built for stability and long-term performance, helping resist uplift forces while keeping the roof layer intact. This is especially valuable in refurbishment projects, where protecting existing membranes is critical. With a streamlined design, crews can reduce assembly errors, speed up alignment, and standardize procedures across multiple rooftops. From a commercial standpoint, the simplicity also makes quoting easier: fewer variables, faster labor estimates, and less contingency for roof-related complications. For distributors and wholesalers, a recognizable pv ballast system is easier to stock, explain, and support—because the value proposition is immediate: fast, reliable flat-roof solar mounting with minimal site complexity.

Technical sizing, wind loads, and compliant design—without the headache

For designers and engineers, the real value of a pv ballast system goes beyond speed: it’s about reducing uncertainty. Flat-roof PV requires careful consideration of wind loads, roof zones, weight distribution, and module geometry. When the mounting solution is engineered as a complete system, it becomes easier to specify, document, and defend from a design-responsibility perspective. A strong approach is to combine the ballasted structure with technical support during the planning phase: preliminary layout, array sizing, and checks on loads and configuration choices. This collaboration helps you move from concept to execution with fewer iterations, while keeping the installation team aligned with the design intent. If you work in the Italian B2B solar market—installers, EPC teams, technical offices, and distributors—selecting a pv ballast system designed specifically for flat roofs can help you deliver projects that are simpler to build, safer for the roof, and more efficient to manage from the first drawing to final commissioning.
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

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pv ballast system

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