1 FREE CAN WITH 6 X PRO XL PROWELD ZINC ALUMINIUM WELD THROUGH PRIMER AEROSOLS 500ML - PROXLPROWELD is a zinc aluminium welding primer, suitable for repairing damaged galvanizing. It provides outstanding corrosion protection and is resistant to high temperatures.Product BenefitsExcellent adhesionGood cathodic corrosion preventionResistant to petrol, chemicals and weather influencesCompatible with SPOT, MIG and TIG welding methods