NIGRIN Radiator Sealant (250 ml)

Quickly and effectively stop cooling system leaks with Nigrin Radiator Sealer. This 250 ml treatment is designed to instantly seal hairline cracks and small leaks in radiators, water pumps, and hose connections. The Nigrin formula acts only where the leak occurs, without clogging radiator channels or obstructing coolant circulation. It is compatible with all common types of antifreeze and coolants and is safe for use on rubber hoses and metal components. Using this sealer helps you avoid costly repairs and the risk of engine overheating by ensuring a tight, reliable seal throughout the system.

• Brand: Nigrin

• Product Code: 74178

• Volume: 250 ml

• Function: Seals leaks and prevents future corrosion

• Compatibility: Works with all types and colors of coolants/antifreeze

• Materials: Safe for aluminum, rubber, and plastic components

• Method of Use: Shake well before use. Add to lukewarm coolant, then run the engine and heater for 10–15 minutes to allow the formula to circulate and seal.