Do not add water or antifreeze. Do let the engine cool down before topping up as there is pressure on the coolant reservoir.
Protecton 'Complete Protect' Coolant RTU G12/G12+ -26°C 1-Litre ready to use, Pink
Protecton 'Complete Protect' Coolant RTU G12/G12+ -26°C 5-Litre ready to use, Pink
Complete Protect G12/G12+ Coolant RTU -26°C 1L Ready-to-Use Engine Protection
Protecton Complete Protect Coolant RTU G12 G12+ Ready To Use Pink 1L
Complete Protect Coolant RTU G12/G12 26°C 1 Litre ready to use Pink
Protecton Complete Protect Coolant RTU G12/G12 26°C 1 Litre ready to use Pink