All Alto Nova windows have 3 sealing levels for excellent wind and water tightness and thermal insulation. Windows technical performance and design are suitable for private houses, residential buildings as well as for public buildings with technically complicated engineering solutions. Alto Nova 7 – Base product with a classical appearance of frame and sash.
Alto Nova 12 – Upgraded architectural product. Equipped with a flush aluminum shell providing linear and timeless design. Alto Nova 23 – Frameless wood-aluminium hidden sash enables continuous aluclad exterior in all angles without visible openings.

System Name: Alto Nova
Profile depth (mm): 78 or 92mm
Material: Wood + aluminium cladding
Glass: Double or Triple glazed

• System 7 (classic)

Thickness of insulating glass unit:
50 mm
Air permeability (EN 1026): Class 4 (classification EN 12207)
Watertightness (EN 1027): E1350 (classification EN 12208)
Resistance to wind loads (EN 12211): Class C5 (classification EN 12210)
Sound: 35 dB Rw+Ctr

Thermal insulation triple glazed window:
Window: Uw* = 0.86 W/m2K (78mm) Window: Uw* = 0.81 W/m2K (92mm)
Ug = 0.50 W/m2K
Frame Uf = 1,23 W/m2K (78mm) Frame Uf = 1,07 W/m2K (92mm)

• System: 12 ( Flush )

Thickness of insulating glass unit: 50 mm
Air permeability (EN 1026): Class 4 (classification EN 12207)
Watertightness (EN 1027): E1350 (classification EN 12208)
Resistance to wind loads (EN 12211): Class C5 (classification EN 12210)
Sound: 35 dB Rw+Ctr

Thermal insulation triple glazed window
Window: Uw* = 0.83 W/m2K (78mm) Window: Uw* = 0.80 W/m2K (92mm)
Ug = 0.50 W/m2K
Frame Uf = 1,19 W/m2K (78mm) Frame Uf = 1,04 W/m2K (92mm)

•  
• System: Centurio SD ( hidden sash )

Thickness of insulating glass unit: 50 mm; 61 mm
Air permeability (EN 1026): Class 4 (classification EN 12207)
Watertightness (EN 1027): 9A Class (classification EN 12208
Resistance to wind loads (EN 12211) Class C4/B4 (classification EN 12210)

Thermal insulation triple glazed window
Window: Uw* = 0.86 W/m2K (78mm) Window: Uw* = 0.81 W/m2K (92mm)
Ug = 0.50 W/m2K
Frame Uf = 1,23 W/m2K (78mm) Frame Uf = 1,07 W/m2K (92mm)

Windows have extensive possibilities for glazing type and thickness of the choice, it is possible to reach different sun protection, sound insulation, personal safety, self-cleaning, self-dimming, painted glass, fire safety, anti-burglar, bird protection, thermal insulation levels. Window bars: The window cross bars have multiple options to choose from that perfectly match any window system. To ensure optimal indoor climate without mosquitos or similar, wood aluminum structures can be offered with exterior insect screens.
Technical calculations for statics and wind loads are done for all glazed projects.
More information on glass production available at www.stiklucentrs.lv

Alto Nova windows have inwards tilt & turn opening, function of the windows is provided by GU, Siegenia or similar hardware suppliers. Using high-quality hardware allows to develop up to 200+ kg heavy tilt & turn sashes.

Windows can be equipped with hardware providing safety class RC1-RC3. Requirements regarding child-safety can be met using handles with locks or opening restrictors.

Window and door handles are used from GU and HOPPE assortment. Standard colors for handles are silver and black. Internal and external window sills can be delivered upon request. Internal window sills can be made of wood and both internal and external sills are available in all RAL color range. A standard hardware set provide ventilation in tilt position. The turning of window handle in 45° position decreases the pressure in the sealing, thus providing easy and regular circulation of fresh air. However, several other solutions for ventilation equipment are also offered depending on the air circulation and acoustic levels required inside the building. ( Trimvent,Biobevent,Klikventil, Duco) –

External aluminium cladding: all colours offered by the RAL, NCS catalogue with different surface finish such as Gloss, Matt, Granite or other texture. Internal wooden part: all colours offered by the RAL, NCS catalogue. Water-based stains and lacquers provide ecological, environment-friendly and natural product look.

Most used wood for windows is finger-jointed pine. Oak, mahogany, sapeli and other wood species can be offered to meet client’s expectations and wishes.

Non-finger-jointed option is available for all types of wood.

Wood is warm, well absorbs sound and provides comfort and warmth to the house, meanwhile aluminium is a modern high-technology product that is particularly resistant to external impact, relatively light and does not add a lot of additional weight to window.