System main features:

• Energy performance: Uf: 1.8 – 2.2 W/m2K
• Uw: 1.5 W/m2K with double glazing (Ug: 1.0)
• Uw: 1.2 W/m2K with triple glazing (Ug: 0.6)

Three levels of thermal insulation:

• Additional thermal insulation foam core zone using I2 technology.
• Application of polyamide reinforcement bars with glass fiber (25% PA6.625 GF), 22mm wide in all system profiles.
• Specially designed central gasket and glazing seals with fins for effective reduction of heat flow.

Security: Certified WK2 security with up to 21 perimeter locking points.

ELVIAL sealing system:

• Elastic corners made of EPDM for central and perimeter seals.
• Optimized additional EPDM sealing for effective waterproofing.
• Rated in the highest waterproofing category: E900, lft Rosenheim Germany.

Durability: Up to 130 kg / sash up to 2,350mm height.

• Up to 1,350mm width / sash
• Up to 53mm glazing thickness
• Specially designed polyamide flatness corners for increased rigidity.

Technical specifications:

• Frame type: Double-leaf openable thermal insulation
• Manufacturer: Elvial
• Series: 4600 ai2
• Reversible: Right or left
• Glass: Double energy glass 4/15.5/4
• Electrostatic paint: RAL 9016 (white)
• Thermal break: Yes
• Sound insulation: Yes
• Anti-burglary protection: Yes
• Espagnolette: Yes (not included in the price)
• Perimeter frame: Yes (not included in the price)
• Sandblasting: Yes (if desired)
• Reversible: Yes (if feasible)
• Certification: Elvial
• Manufacturing time: 20-25 days