GR65 Extreme Narrow Framed Fiberglass Reinforced Polyurethane (FRPU) Casement Windows

The GR65 Extreme Narrow Framed Fiberglass Reinforced Polyurethane (FRPU) Windows and Doors combine ultra-slim aesthetics with advanced thermal insulation performance, making them an ideal choice for modern energy-efficient buildings. Manufactured with fiberglass reinforced polyurethane thermal break profiles, the system offers exceptional strength, durability, and reduced heat transfer while maximizing natural light and viewing space through its narrow frame design.

Designed for premium residential and commercial applications, the GR65 FRPU system features multi-cavity structural engineering, triple sealing technology, and automotive-grade EPDM gaskets to enhance airtightness, sound insulation, and weather resistance. Compatible with double glazing, triple glazing, and multiple glass configurations, the system is equipped with premium Roto hardware for smooth and secure operation, delivering long-term performance with modern architectural aesthetics.