All guides

30 guides covering the fundamentals, costs, installation, and upkeep of home solar systems.

Modern panels are tested for environmental stress, but severe storms can still cause damage. Here's what homeowners should know.

August 20, 20266 min read

Shorter days and weaker sunlight reduce winter production, but solar panels can still generate useful electricity in cold weather.

August 13, 20265 min read

Cleaning can help in some environments, but routine professional cleaning isn't automatically worth the money.

August 6, 20265 min read

Solar panels last for decades, but eventually they may be replaced. Here's what happens when an old panel reaches the end of its useful life.

July 30, 20266 min read

Solar panels don't stop working when clouds appear. Here's what happens to production when the weather turns bad.

July 23, 20265 min read

Sunlight helps solar production, but extreme heat can reduce panel efficiency. Here's what temperature actually does to output.

July 16, 20265 min read