Categories achieved in the evaluation of the Kristal typology window system:
• Air permeability: Class 2 (test standard EN 1026)
• Water tightness: Class 7A (test standard EN 1027)
• Wind resistance: Class C5 (test standard EN 12211)

Categories achieved in the evaluation of the Kristal typology door system:
• Air permeability: Class 4 (test standards EN 10207 and EN1026)
• Water tightness: Class 7A (test standards EN 12208 and EN 1027)
• Wind resistance: Class B3 (test standards EN 12210 and EN 12211)
• Air permeability in Micro-ventilation: Class 1 (test standards EN 10207 and EN1026)

Categories achieved in the evaluation of the Kristal system for determining handling forces (EN 12046):
• Ferrage fastener release: Class 2
• Leaf opening: Class 1
• Leaf closing: Class 1
• Ferrage fastener engagement: Class 2

Category achieved in the determination of resistance to opening and closing (5000 cycles):
• Class 1 (test standard EN 1191)

Thermal transmission coefficient of a void of two leaves with a size of 5.0 m x 3.0 m with glass Ug = 1.0 W/m2K, with interlayer "Warm Edge":
• Uw = 1,29 (W/m2.K)

Acoustic transmission coefficient of a void of two leaves with acoustic glass 8/16/44.1:
• Rw (C; Ctr) = 41 dB (-1; -5)

Application zones according to RCCTE (depending on the value Ug): I1, I2, I3, V1, V2, V3;