ATIS Casement Window (Operator)

The TOSTEM ATIS Casement Window (Operator) is a premium side-hung window designed for smooth handling and elegant appearance. With an ergonomic operator handle and hidden hardware system, it delivers excellent airflow, enhanced safety, and a minimalist finish—ideal for modern residential and commercial spaces.

Key Features
Side-hung opening with ergonomic operator handle

Concealed hardware for a seamless modern look

Smart insect screen with 40% thinner mesh and improved airflow

Safety stopper for smooth, controlled sash operation

Designed for privacy, ventilation, and contemporary styling

Specifications
Parameter Value
Frame Depth 88 mm
Sill Height 55 mm
Glass Thickness Single 5–8 mm / IGU up to 22 mm
Colour Options White, Silver, Grey, Brown, Black

Performance Ratings
Performance Type Rating
Wind Resistance Up to 2,000 Pa
Water Tightness Up to 300 Pa
Air Tightness 10.7 m³/h·m²
Acoustic Insulation Approx. 25 dB