Mansard window Roto Designo R4 RotoTronic

Window with a central axis of sash rotation 43. H/K

A window with a central axis of sash rotation 43. H/K is a classic mansard window that provides operational parameters, tightness and thermal insulation at a level that significantly exceeds previous standards. In the Roto product catalog, windows with a central axis of rotation are marked with the number 4.., then you should pay attention to the numbers following this number: - the first number in the three-digit system indicates the model number 4.. - the second number indicates the number of window locking points 43. - the third number is the type of double-glazed unit. The letter indicates the type of material from which the window is made: wood (H) or PVC (K).

Characteristics:
- wooden window (H) - glued pine with impregnation, waterproof coating and two layers of varnish;
- made of PVC (K) - 3-chamber white PVC profile with increased impact resistance, reinforced with a steel profile;
- ventilation - 2 ventilation positions, regulated by a handle and a ventilation valve with air flow regulation;
- model 435 - double-glazed unit 5-AlpineStart, tempered outer glass, thermal insulation coating. Specific coefficient of heat transfer resistance: Rc = 0.91 m2C/W;
- a new, specially developed fixing mechanism stably and safely fixes the window sash after opening.

Unit of measurement	pcs.
Remote control	Yes
Thermal insulation block	Yes, No
Frame material	Tree, PVC
Opening axis	Central 1\2

Unit of measurement	pcs.
Remote control	Yes
Thermal insulation block	Yes, No
Frame material	Tree, PVC

Opening axis	Central 1\2
Double-glazed window	single-chamber
Salary for the roof	average