Aluminum Window and Door System - FORTIS 55

Aluminum Window and Door System - FORTIS 55

Ersaş Systems
Brand: Ersaş Systems
Fortis 55, which combines Ersaş Systems' production power with efficiency, brings together aesthetics, functionality, and easy production in a single structure. Offering a wide range of applications from industrial buildings to residential projects, the system provides speed and cost advantages in production with its durable aluminum body and optimized corner block design. Fortis 55 is compatible with all accessory brands thanks to its Euro and PVC wing structure. It creates modern and holistic glass surfaces with its grid-alternative profiles. With its thermal insulation, long-lasting performance, and simple production process, it offers power, aesthetics, and efficiency together in architectural projects.

Aluminium door Aluminium profile Window frame Profile Door systems


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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: 55,8 mm
Sash Depth: 63,6 mm
Profile Wall Thickness: 1,5 - 1,8 mm
Maximum Glass Thickness: 40 mm
Insulation Bars: 14,8 mm
Thermal Insulation Value (Uf): 3,11 W/m²K - 3,44 W/m²K
Resistance to Design Wind Load: Class C5 (2000 Pa)
Water Tightness: Class E 900 (900 Pa)
Air Permeability: Class 4 (600 Pa)

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