ST System


71mm opening system with thermal break

Ref. : ST System

The ST system was designed to meet the needs of great comfort. The combination of this system of profiles thermally enhanced with selective double or triple glazing provides high performance of thermal and/or acoustic insulation, thereby responding to the increasing demands of sustainable construction


Straight | Oval

Fixed frame

71 mm | 77mm

Mobile frame

78 mm


De 19mm a 58mm
(double glazing / triple glazing)


Joints in  EPDM


Aro fixo: 40mm
Aro móvel: 35mm

Maximum weight/leaf

Casement  (int./ext. 1 | 2 leafs) - 150Kg
Door (int./ext. 1 | 2 leafs) - 180Kg
Tilt and turn (1 | 2 leafs) - 150Kg
Hopper - 70Kg
Awning - 120Kg
Tilt and slide - 160Kg
Fold (de 3 a 7 leafs) - 80Kg


Test Results

CE Marking(EN 14351-1:2006 + A1:2010):

AIR Permeability: Class 4

WATER Proofness: Class E1350

WIND Resistance: Class C5


System provided by


JGI partner for over 20 years!