The 0.750 l synthetic gray primer for interior iron guarantees perfect adhesion between subsequent coats, making it ideal for radiators and interior machinery. With a drying time of 3 hours and the possibility of recoating in 16 hours, this primer offers great adhesion and is easy to apply to ironwork, radiators, and other surfaces. Its synthetic formula ensures excellent durability and resistance, providing effective protection against corrosion and wear. With a 750 ml capacity, this product is the perfect choice for preparing iron surfaces before applying the final paint, ensuring a professional and long-lasting finish.