Aluminum Window and Door System - FORTIS 65

Brand: Ersaş Systems

Ersaş Systems offers an elegant solution for modern buildings with its Fortis 65 series, which balances aesthetics and technical performance. Developed to meet the thermal standards required for metropolitan projects, Fortis 65 combines the simple lines of contemporary architecture with optimal thermal insulation. Designed with a minimal number of corner brackets, the system reduces stock, shipping, and storage costs thanks to the use of common brackets across all series. Standard machine park settings speed up the production process, while the Euro and PVC wing structure offers compatibility with accessories from all mechanism brands. Fortis 65 is a reliable choice for commercial, industrial buildings, and residences with its optimal thermal performance, minimalist form, and elegant appearance. This system, where aesthetics and performance meet, sets the new standard for contemporary architecture with Ersaş Systems quality.


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Residential blocks, office buildings, factories, administrative buildings, airports, and all small, medium, and large-scale buildings for various purposes can be applied.

Frame Depth: 65 mm
Sash Depth: 73,8 mm
Profile Wall Thickness: 1,5 - 1,8 mm
Maximum Glass Thickness: 48 mm
Insulation Bars: 24 mm
Thermal Insulation Value (Uf): 2,30 W/m ²K - 2,95 W/m ² K
Resistance to Design Wind Load: Class C5 (2000 Pa)
Water Tightness: Class E 1050 (1050 Pa)
Air Permeability: Class 4 (600 Pa)
Acoustic Performance: 36 dB

Qualicoat, TSE, ISO 9001, ISO 10002, ISO 14001, ISO 45001, ISO 50001