Heavy duty panel and frame cleaning, mix 1 part of Solar Brite to 2 parts of water. Scrub with window washing sleeve using moderate scrubbing and rinse. (for hard water areas a DI water rinse may be advisable)
Moderate or greasy panels use at a ratio of 1:16 parts of water. Clean & rinse.
Light duty or maintenance cleaning use at a ratio of 1:32 parts of water. Clean & rinse.