LK90eco fixed window

LK90eco highly insulated fixed window

High thermal insulation with polyurethane block

U_w Value 0.64 W/m²K
U_f Value 0.78 W/m²K

Certified by the Passive House Institute (PHI) for the cool-temperate climate zone

Also RC2 available

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.