Frequently Asked Questions

Roofs facing south, east or west, with little shading and the structural capacity for an extra 15-20 kg/m², are suitable. We do a free preliminary assessment with satellite imagery within 48 hours and then confirm with an on-site survey.

At current electricity prices the average is 4-5 years for industrial and commercial rooftop PV and 3-4 years for agricultural irrigation. It depends on your province, tariff, consumption profile and system cost. Our simulator gives a first estimate.

TOPCon modules carry a 30-year product and 30-year linear performance warranty: year 1 ≥ 99%, then at most 0.4% annual drop, year 30 ≥ 87.4%. PERC modules have a 15-year product and 25-year performance warranty. The warranty is registered by serial number.

Standard grid-connected systems shut down during an outage for safety (anti-islanding). If you want backup power, a hybrid inverter and battery system is installed; critical loads keep running during the outage.

Under regulations, unlicensed generation facilities can feed surplus energy into the grid; net metering and sale conditions vary with regulations and the distribution company. We clarify the current conditions of your project together in the application process.

Home systems take 2-5 days, a 500 kWp rooftop plant about 6-8 weeks and MW-scale ground plants 6-9 months. Permit and grid connection processes may require an additional 2-4 months.

A PV plant has no moving parts, but panel cleaning 2-4 times a year, an annual thermal inspection and inverter servicing are recommended. With an O&M contract Heliora aims to keep PR above 80%.

You can apply for a dealership via the contact form or our sales line. Our sales and dealer network team evaluates it according to existing coverage in your region; dealers participate in dealer meetings and training.