Kowalski Okna · European Windows

Eternalline STV Plus

82.5 mm, 6-chamber, STV tape, triple Hard Rebate sealing.

The Plus specification of Eternalline STV: 82.5 mm, 6-chamber, STV dry-glazed tape on every sash, composite reinforcement, Winkhaus activPilot.

Core specifications

Partner	Kowalski Okna
System	Eternalline STV Plus
Chambers	6-chamber
Installation depth	82.5 mm
Gaskets	Triple sealing / Hard Rebate
Thermal transmittance	Triple-glazed Ug 0.5 W/(m²K)
Profile	PVC + optional aluminum overlays
Sound	Energy / acoustic packages
Opening	Tilt-and-turn (RU) with micro-ventilation

Glazing up to 56 mm (66 mm with aluminum overlays). Composite reinforcement in the frame.