Radiator Sealant

ORBI RADIATOR SEALANT is ideal for sealing and eliminating leaks in radiators and cooling systems.
Mix with any kind of liquid coolant.
Does not harm water pump or thermostatic valve.


Indicated to promote the cleaning of the radiator and the entire system where the coolant circulates, descales and eliminates impurities such as oxidation, rust and sludge. Increasing the heat exchange efficiency of the engine’s cooling system.

How to Use

Remove system / reservoir cover. With the engine cold, and after checking owner’s manual instructions, drain the system. Add the ORBI RADIATOR SEALANT to the system and top up with water. Replace the cover. After the engine has reached operating temperature, let it run for another 10 minutes. With the engine off and cool, repeat the opening and system draining actions and close the drain. Only fill the system with water and run the engine for another 5 minutes. Remove water by draining it, close the drain, and fill the system with radiator fluid (Use the ORBI Line cooling product options see options on the website) as instructed by the manufacturer. Replace the radiator cap or reservoir.


4853 – Radiator Sealant

Pack of 12 – 200ml bottles

Store in a cool and dry place. Keep the product in the original bottle for preservation of product quality, out of reach of children and animals. Keep bottle protected from sunlight and heat.