Potassium formate based solution. Low corrosion and low temperature de-icer. Works at up to -50°C. Works at up to -50°C. Low environmental impact. Clean de-icer. Pet Friendly. Concrete Safe. Suitable for use on corrosion sensitive areas e.g. fire escapes, platforms, airfields. Back Pack Sprayer 16 litre & Viaform Liquid De-icer 15 litre Jerry Can.