Système 88 mm

Improved thermal insulation thanks to low glazing groove and optimum building depth of 88 mm
Six chamber technology
Modern design
Various wood grain laminates and plain colors
Facilitated manufacture thanks to use of only one set of cutting blocks
Improved static properties
Use of lead-free green-line stabilizer in fresh material as well as use of recycling material in the profile core
Optional center seal
High compatibility
Optimized installation