Columbia Series 88mm Depth 1.8mm Thickness Casement Window

The Columbia Series is a premium multi-functional aluminum casement window, engineered for modern homes seeking durability, energy efficiency, and versatile performance. Built to exceed new national standards, it combines robust construction, advanced insulation, and user-friendly features to elevate your living space.
  - Enhanced Safety & Wind Resistance: 88mm frame depth with a 1.8mm thick profile delivers exceptional structural stability and wind pressure resistance, ideal for high-rise and coastal environments.

- Reinforced Structure: Pin injection process boosts frame rigidity, improving the window’s five core performance metrics (airtightness, watertightness, wind resistance, heat insulation, sound insulation).

- Versatile Operation: Supports multiple opening modes, including inward/outward casement, awning, and tilt & turn functions, for flexible ventilation and safety control.

- High-Performance Insulation: 5mm+15Ar+5mm+15Ar+5mm double-cavity glass with warm edge spacers and argon gas filling offers superior thermal efficiency and noise reduction.

- Sleek Flush Design: Inside and outside flush construction creates a seamless, modern look while enhancing sealing performance.

- Effective Anti-Mosquito System: The inner window allows the screen to be mounted externally, improving mosquito protection without blocking airflow.

- Premium Hardware & Sealing: Imported ROTO/GU hardware ensures long-lasting smooth operation; high-quality rubber strips and BYDP insulation strips provide reliable airtightness.

- Weather-Ready Design: Outdoor 58° tilt modeling optimizes drainage and rainproofing, even in heavy rainfall.
Perfect for living rooms, bedrooms, and balconies in apartments, townhouses, and luxury villas, the Columbia Series blends modern aesthetics with high-end performance.