The zinc content in this primer provides an extra layer of protection against environmental elements, making it ideal for both indoor and outdoor applications. Whether you are working on a small DIY project or a large industrial job, LECHSYS SYNTOPRIMER ZINC will help you achieve a professional finish that will stand the test of time. Easy to apply and quick drying, this primer is a must-have for any metal surface preparation. Choose LECHSYS SYNTOPRIMER ZINC for superior adhesion and protection for all your metal projects.