NATURA E92

• Woodwork for low energy and passive houses.
• Ug = 0,5 W/m2K, Uw = 0,74 W/m2K.
• Profiles 78h95mm 3-layer of solid wood with integrated heat insulating material.
• Lumber: Softwood (spruce / fir).
• Thick Film acrylic coating on sample card.
• Glass: a dual-chamber 4-18-4-18-4 mm, float / float, low-e glazing + external inert gas, heat transfer coefficient Ug = 0,5 W/m2K, sound insulation Rw = 34dB.
• Hardware ROTO.