$900 sounds pretty reasonable, especially considering how quickly storm-related damage can escalate. Still, you're right to be cautious—water intrusio...

I didn't have to reinforce the garage structure, but that's mostly because I went with a lightweight green roof setup—shallow trays with hardy sedums ...

That's a solid point about technique being just as important as temperature. I've seen similar results myself—cleaner welds at slightly lower temps, f...

Algae buildup is definitely something to keep an eye on, especially in shaded areas. Zinc strips can be effective, but another thing to consider might...