Solar panel cleaner, 5 l canister, viscous and foaming. Weight = 5.05 kg. pH value = 10. Product type = surface cleaning agents. Environmentally friendly and user friendly. Ideal cleaning outcomes - concentrate can be mixed with water at a ratio of up to 1:5. Suitable for use in a foam injector and stainless steel foam sprayer. Viscous and foaming cleaning concentrate for efficiently cleaning solar panels/photovoltaic systems. For the removal of dust, pollen or bird droppings. Application: ready to use or can be mixed with water. Spray on, allow to act and rinse off with water. Store away from frost. Carry out a test on aluminium for compatibility.