No.1 CLEANER FOR SOLAR PANELS: This ultra concentrated value formula is the best way to restore photovoltaic efficiency for solar panels. SUPER CONCENTRATED FORMULA: The most value concentrated solar cleaner formula available. 32 oz of concentrate makes up to 128 gallons of ready-to-spray solution! Solar Sheen gives you the best value and the strongest clean. GREEN SAFE TECHNOLOGY: Solar Sheen uses a super safe & environmentally friendly formula. Free from ammonia, phosphates and other harmful ingredients. Unlike other leading cleaners, Solar Sheen is the natural formula you are looking for WORKS ON CONTACTS: Simply spray and wipe panels to quickly remove oils, fingerprints, soil & water spots. It's safe for all types of glass, panels, plastics & metals making it one of the most versatile cleaners you can get. MADE IN THE USA & AMERICAN FAMILY-OWNED COMPANY: Cleantite is a USA-based company located in Carlisle, Pennsylvania. All Cleantite products have a 100% satisfaction guarantee and excellent USA customer service members waiting by the phones to answer any questions you may have Solar Sheen Solar Panel Cleaner – Restore Maximum Efficiency with Every Wash Keep your solar panels performing at their best with Solar Sheen, the #1 concentrated cleaner designed to restore photovoltaic efficiency safely and effectively. This powerful cleaning solution quickly removes dirt, grime, oils, water spots, and more — all without damaging delicate surfaces. Whether you’re maintaining residential or commercial systems, Solar Sheen is a must-have for clean energy upkeep. Formulated with maximum value in mind, Solar Sheen is ultra-concentrated — 32 oz makes up to 128 gallons of ready-to-use solution. That’s unbeatable power and savings in one bottle. Just mix with water and use with your solar panel cleaning brush or kit. It’s safe for all types of panels, plastics, glass, and metals, making it a versatile addition to any solar maintenance routine. Solar Sheen is proudly made in the USA by Cleantite, a family-owned company based in Carlisle, Pennsylvania. Our formula is eco-friendly, ammonia-free, phosphate-free, and safe for the environment. Backed by a 100% satisfaction guarantee and helpful U.S.-based customer service, you can trust Solar Sheen to clean smart and power your panels the right way.