LK90eco highly insulated inward opening window
Inward opening windows (top/ bottom/ side hung, tilt-before-turn or tilt-and-turn)
Certified by the Passive House Institute (PHI) for the cool-temperate climate zone
U-Value even 0.64 W/m²K
High-quality building systems are a long-lasting, ecological and cost-effective choice. Our building system products meet the demanding conditions of Northern Europe and offer versatile design possibilities.
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