An elegant way to combine architecture and modern technology.

The NL 71 system is perfectly adapted to the architecture of Dutch building facades and impresses with its narrow profile. The semi-retractable wing emphasizes the classic look, and the 40 available shades additionally provide rich design possibilities.

The excellent thermal insulation is due to the 5-chamber system, which contributes to the reduction of energy consumption and heating costs. There are also suitable entrance doors for the NL system, so you will not only have a harmonious and beautiful entrance, but also the highest level of security.

Tehnical specifications

• Profile depth 115 mm, 5 chambers
• Insulation value of the whole window Uw up to 0.79 W / m2K
• Available design with flat and rounded wings
• Possibility of glazing up to 47 mm
• Internal two-legged glazing strip for even better burglary protection
• Condensation prevention chamber height 20 mm
• Two retractable welded TPE seals
• Sound insulation up to 44 dB (sound insulation class 4)
• 42 different foil colors