Alto Nova Balcony doors perfectly match our Alto Nova windows and lift-and-slide doors. This results in a excellent overall concept from inside and outside that meets customer’s needs, taste and requirements. Design of a balcony door can be customized, at the same time matching handle and accessories to overall window concept.

Advantages and application

Alto Nova balcony doors have 3 sealing levels for excellent wind and water tightness and thermal insulation. Product technical performance and design are suited as for most challenging residential buildings as well as for public buildings with technically complicated engineering solutions. With high duty hinge system we can allow you to create openings up to 2.85mm in height.

Technical information

System: Alto Nova Balcony
Opening Type: Inwards open tilt & turn
Installation depth: 78 or 92mm
Dimensions: Up to 1200 x 2850 mm

Material: Wood + aluminium (aluclad)
Treshlold: Aluminum
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 balcony door:
Door: U = up to 0.83 W/m2K 
Insulating glass unit (4-18-4-18-4)
Ug = 0.50 W/m2K


Balcony doors 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.

It can also be painted, MDF panels can be used instead of insulated glass unit.

Technical calculations for statics and wind loads are done for all glazed projects.
More information on glass production available at www.stiklucentrs.lv


Standart handles are in silver or black color. Hinges, locks, handles, pullers are provided by GU, Siegenia,ROTO, GUTMANN, ASSA, HOPPE and others.
Ventilation: Trimvent, Biobevent, Klikventil DUKO; Embellishment: ( grooves, painted hinges and more)

Paint and surface treatment

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 doors is finger-jointed pine. The hardest part of pinewood – the heartwood – is used for window sashes. 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.