The NATURE OPTIMO XLT window is a special type of window from the Optimo family. It is made of thermally modified spruce and is officially certified as passive window. It is made entirely of wood, boasts an attractive, exotic look and outstanding energy efficiency (thermal transmittance of window (Uw ≥ 0.66 W/m2K), bringing real added value). It is actually the world’s most cost-effective PHI-certified passive timber window. The window is especially attractive due to the aligned frame and casement. * XLT = L (Line), X (Xclusive), T (Thermally modified spruce)
FEATURES
made of thermally modified spruce
use of Super Spacer
aligned casement and frame on inner and outer side of the window
thickness of window casement and frame 110 mm
hidden hinges
produced using the newest computer controlled technology implemented in 2014
BENEFITS
high thermal efficiency
modern design
suitable for low-energy and passive buildings
warm feeling
excellent water- and airtightness
very long lifespan oweing to very good resistance of thermally modified spruce