Provifrost winter grit, 25 kg bag, no salt, environmentally friendly, pack of 10. Material = sodium formate, corrosion inhibitors. Contents = 25 kg. Product type = winter service products. Environmentally friendly - biodegradable and chloride free. Effective down to temperatures of max. -18 C. Suitable for footpaths, traffic areas, taxiways, car parks. Particularly suitable for use in the vicinity of parks and city trees. Especially suitable for areas with sensitive surfaces and damage prone materials. Solid, high performance de-icing agent that is easy to apply for environmentally friendly clearing of snow and ice. Provifrost NF is used as a de-icing agent on airport runways, taxiways and aprons, and is certified in accordance with AMS1431. As a rule, road salt (NaCl) cannot be used in these locations due to its corrosive effects. Free from conventional road salt (NaCl) and other chlorides - causes no damage to parks and trees. Clear areas of snow before use. Apply to the relevant are