Tyreweld causes no damage to tyres and can be easily cleaned out prior to a professional repair. However it might be that on inspecting your tyre, the repairer has found other damage which makes it unroadworthy. If this is the case, ask for details so you know why the tyre is being replaced. Read more about the legal requirements for safe tyres.
Radweld permanently fixes leaks without damaging your radiator, so you can simply pour and go and feel confident that your radiator’s repaired. While Radweld has anti-corrosive properties, we can’t guarantee that your radiator will never need replacing, as there could be unrelated problems further down the line.
You pour Wondarweld into the cylinder head outlet. Never pour Wondarweld into oil. Before using Wondarweld, there are important steps that you should take. You need to empty and flush the entire cooling system with plenty of water. Then remove the top hose from the cylinder head outlet and the thermostat. Replace these after you’ve added Wondarweld.