Solar PV Guides

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Detail of solar panels and their installation on a metal roof covering
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How to Compare Two Solar Quotes: Datasheets and Where the Equipment Comes From

The practical questions that clarify two quotes: equipment models, temperature coefficient, installation, warranties and where the equipment comes from.

calitateUnloading a container with pallets of solar panels at the warehouse

Why it matters to buy solar panels, inverters, batteries and mounting structures from a direct importer

A solar panel can pass through five or six pairs of hands before it reaches your roof. Each link adds a mark-up and loses some of the information: which factory the batch comes from, when it was pr...

AIKOElectrician fitting an MC4 connector onto a 6 mm² solar cable on a roof

Cheap to install, expensive to service: why we don't install low-quality PV equipment

Two quotes for the same roof can look almost identical: the same power in kW, the same number of panels, a price difference of a few thousand lei. You won't see the difference on installation day. ...

calitateBack-contact solar panels on a tile roof, in winter and summer

Why the Details Matter: What We Install and Why a Quality System Produces More

Every home has its own story, and every customer uses energy differently. We explain why a temperature coefficient of −0.26%/°C matters, how panels produce in low light, why we install AIKO and LON...