Ruba Yapı A.Ş.


CASTRUM Aluminum Hinged Opening System is a window and door system where all opening variations can be solved with various profile options. With its name meaning “Kale”, it represents a high level of durability and safety in heat insulated drop-down systems. All the features sought for hinged opening systems await you at CASTRUM.


  • Possibility to apply 65 mm basic system depth, 2 mm profile wall thickness, 18-44 mm glass thickness,
  • Strengthened insulation feature thanks to 24 mm polyamide heat barrier,
  • Compatibility with all accessory types with Euro section 1 channel detail,
  • Maximum benefit thanks to gaskets, laths, adapters, corner wedge profiles and accessories used in common with other series,
  • Hidden sash, Pivot window and door application possibility,
  • Modern and aesthetic color options with special static colors, wonderful anodized surfaces and wooden patterns thanks to the colors of “IQ COLORS and IQ EFFECTS”

Technicial Specifications

Basic System Depth: 55 mm

Profile Wall Thickness: 1.6 mm

Polomoid Heat Barrier: 14.8 mm

Glass Thickness: 4-40 mm