The new line of DATACOL protectors

The Energy Project line of protectors is a complete range, in continual evolution, of cleaners for petrol, diesel and gas, which are optimizers for combustion, anti-freeze products and instrumentation


Datastopleak Stopleak for Radiators

200 ml bottle

The Datacol stopleak for radiators is a product specifically formulated with a mix of natural fibres.  This property makes it compatible with all types of antifreeze and all materials in the cooling/heating system, such as aluminium, brass, plastic, rubber, etc.. It is a single dose product, ready for use.

Technical sheet Go to the video page
Datastopleak Stopleak for Radiators

Product Overview

What it is

It is a liquid stopleak for cooling systems containing natural fibres.


The product is to be poured directly into the cooling circuit together with the coolant.


When the cooling/heating system presents leaks.


Pour the entire content of the bottle into the cooling system of motorbikes, cars or vans. Bring the engine to operating temperature and activate the heating system. Mix the product well prior to use, pour the entire content into the cooling system and leave the engine running for at least 15/20 minutes, even with the vehicle in motion.


  • Its formulation has been designed to ensure the rapid, efficient and long-lasting repair of radiator leaks, preventing the need for replacement.
  • Repairs cracks and leaks in radiators, hoses, liquid infiltrations in cylinder heads and jackets.
  • Does not block thermostats, valves, faucets or the micro-conductor in the cooling system.