May 15, 2025

SUPERLIT has officially proven the international quality and reliability of its GRP pipes by receiving the GRISS GV 14 certificate from Austria.
This prestigious certification confirms that our products fully comply with European market requirements and technical standards, highlighting our engineering team’s dedication to excellence and quality.
Our GRP (Glassfiber Reinforced Polyester) pipes continue to add value to infrastructure projects with their lightweight, chemical resistance, and long service life.
We sincerely thank our entire team and solution partners for their contributions. At SUPERLIT, we remain committed to building a stronger, safer, and more sustainable future.
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SUPERLIT is the only pipe manufacturer in Turkey capable of producing glassfiber reinforced polyester (GRP) pipes using three different technologies: 'Continuous Filament Winding', 'Centrifugal Casting', and 'Helical Filament Winding'.
SUPERLIT is a subsidiary of KARAMANCI HOLDING.
