Balcony solar panels can save 30% on a typical household’s electricity bill and, with vertical surface area in cities larger than roof space, the appeal is clear

Manufacturers say that installing a couple of 300-watt panels will give a saving of up to 30% on a typical household’s electricity bill. With an outlay of €400-800 and with no installation cost, the panels could pay for themselves within six years.

In Spain, where two thirds of the population live in apartments and installing panels on the roof requires the consent of a majority of the building’s residents, this DIY technology has obvious advantages.

With solar balconies, no such consent is required unless the facade is listed as of historic interest or there is a specific prohibition from the residents’ association or the local authority. Furthermore, as long as the installation does not exceed 800 watts it doesn’t require certification, which can cost from €100 to €400, depending on the area.


As with all solar power systems, balcony power only works in daylight and a battery storage system can add at least €1,000 to the installation cost.


Vernetta says the vertical surface area of cities is far greater than that of the roofs and that, in Spain, balcony panels benefit more than roof panels from the low winter sun.

Cities such as Helsinki are already experimenting with buildings with solar panel cladding.

@HumanPenguin@feddit.uk
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1820h

‘If 1.5m Germans have them there must be something in it’

Yep, an impressive marketing campaign.

Honestly, I’m not saying they are bad. Depends on location and angle.

But the tittle is total rubbish.

I, in just about every case, give no attention to norm-based arguments. We as a species on a whole, proportionally, keep doing foolish shit all the time.

But it was after reading your comment that I noticed there was a time that many Germans were either proponents of or tolerating (not all of them absolutely; there were rebels) some extremely bad things. Some 85 years ago.

RBG
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87h

Did you just seriously bring up Hitler in a balcony solar panel discussion?

Just what are you try to imply here

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