Ric. solar glycol – 20c 5kg x 4pcs De Dietrich 7900364

This pack of four 5kg containers of solar glycol antifreeze is designed for colder climates, with a freezing point of -20°C. It provides essential frost protection and corrosion inhibition for solar thermal systems, ensuring consistent heat transfer even in low temperatures. Perfect for system maintenance or refilling, this fluid helps maximize the performance and longevity of your solar heating equipment.