Question 1

How often should solar panels be cleaned?

Accepted Answer

At least twice a year, but in dusty or high-pollen areas, cleaning every three months is recommended for maximum efficiency.

Question 2

Can rainwater clean solar panels effectively?

Accepted Answer

No. Rainwater leaves dust, dirt, and mineral residue that reduce panel efficiency over time.

Question 3

Why is tap water not suitable for solar panel cleaning?

Accepted Answer

Tap water contains minerals and impurities that leave streaks and can damage the panel surface long-term.

Question 4

What is the best way to clean solar panels?

Accepted Answer

Using 100% pure deionized water with specialized equipment ensures streak-free cleaning and protects warranties.

Question 5

How much efficiency do dirty solar panels lose?

Accepted Answer

Panels can lose between 15% and 30% of energy output when dirty.

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