FORMO DWT-6516

The Aluminum Casement Door & Window System offers a comprehensive solution that accommodates all opening variations through its wide range of profile options. Its name—meaning “first”—symbolizes the starting point of high-end, thermally insulated casement systems. PRIMUM brings together all the essential features sought in hinged opening systems, delivering superior performance, reliability, and long-term comfort.


Colour Options

• A 65 mm base system depth, 1.6 mm profile wall thickness, compatibility with 18-44 mm glass thickness, and enhanced insulation performance provided by the 24 mm polyamide thermal barrier
• Full compatibility with all accessory types thanks to the Euro section 1 channel detail
• Maximum efficiency through shared gaskets, glazing beads, adapters, corner cleats, and accessories used across other series
• Possibility of pivot window and door applications
• Modern and aesthetic color options through “IQ COLORS and IQ EFFECTS,” featuring special static colors, premium anodized surfaces, and wood-grain finishes


Technical Specifications
  • Base System Depth: 65 mm

  • Profile Wall Thickness: 1.6 mm

  • Glass Thickness: 18-44 mm

  • Thermal Barrier: 24 mm

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