Hacker News Reader

The panels have gotten cheap enough that the they are a small portion of final price. Mounting and investors becoming dominating.

So if you can mount them for cheap, you can get a cheaper system overall even if you need more panels to get the same total system output.

Plus cleaning panels on your roof when it snows it a huge problem.

View on HN

So you're saying it's cheaper to e.g. buy 2x 100 Watt panels and mount them vertically, than 1x 100 Watt panel + extra hardware to tilt it to it's optimum orientation?

Vertical orientation is better for winter. This is an off grid setup he doesn’t care how much power he can have at noon in July. He already has plenty then. Vertical gives more power in the morning when the battery is low and he actually bends it

Reply on news.ycombinator.com