Panoramic windows - Are the window prices affordable?

  • Erstellt am 2018-02-21 08:04:16

Deliverer

2018-02-21 10:54:49
  • #1


We only have two small (or rather normal-sized) west-facing windows. These are completely darkened from 4 p.m. for two months in summer, otherwise you'd be roasting. Since the sun is so low in the west, no roof overhang helps anymore. For me, west would therefore be by far the worst side for panoramic glass. If it absolutely has to be, then only with full-surface, high-quality external shading and air conditioning.
 

wrobel

2018-02-21 11:05:41
  • #2
Good morning

On the southwest side we have four window elements of about 3 x 3 m.
The roof overhang of 2.5 m rises by about 6°, so that in winter, when the sun is low,
it shines all the way to the kitchen about 10 m opposite.
In summer, from about 4 p.m. sunshine falls on the floor in the window area.
This way we use the solar radiation in winter and the shading in summer.
Energetically, it should almost balance out this way.

In my opinion, the slight additional consumption is more than compensated by the light-flooded rooms.


Olli
 

ypg

2018-02-21 11:13:08
  • #3
Hm, well, I mean that the radiant cold _inside_ a house through a larger window cannot be compared to the climate in a conservatory. The feeling is different when sitting in a heated living space than in the conservatory, where, ideally, warmth\cold comes from three sides. I just felt our terrace windows on the south and west sides on the inside during bright sunshine and freezing weather. The glass on the south side is warmer than the exterior wall; the west window, which is still in the shade, is noticeably colder than the wall.

My parents have a house where both gables are glazed... but behind them are very large rooms, so you don’t stay immediately behind them.

Anyway: I don’t find roller shutters attractive, and the blinds will be expensive. I agree with the comment that the house should be planned accordingly. Such a panoramic window would not be a nice-to-have in a standard house (Viebrockhaus or Heinz von Heiden), but should be conveyed by the orientation as well as the eaves being appropriately designed. The room behind it would probably rather be an open “stairwell” or gallery, where rooms behind would mainly benefit from the incoming light only through balustrades or skylights because they are oppositely located on the north side. Of course, such a window also includes the view: if later you only outfit your garden with lawn (what is a garden?) and mostly just look onto settlement houses or a new housing development, it is rather counterproductive.

The factor of statics would annoy me the least. That requires paying a decent amount more.

I would always build a normally tall fixed window with a width of 3 or 4 meters to have an amazing view. Even in the north, where statics is also important, everything else is manageable.

I wouldn’t leave out cleaning either, because a beautiful window facade only looks good if it is clean. That can get pretty annoying quite quickly.
 

Deliverer

2018-02-21 11:21:18
  • #4

Yep, it can work more or less like that.
Our front faces SSW, and the ridge runs exactly in that direction. That means the glass front goes right up to the roof and therefore tapers to a point. Since the roof extends much further down towards the west than it does towards the south, the shading is stronger at lower sun angles.
Overall, the roof overhang above the balcony is about 3.5 meters. Thus, in midsummer the sun passes about one meter in FRONT of the glass front. It still gets warm, but it is worth it.
 

chand1986

2018-02-21 11:39:28
  • #5


Exterior wall? Why should this pane-wall difference exterior be relevant for radiant cold inside?

It would be interesting to know the actual surface temperature of the pane or wall inside – measured, not felt. Anything else cannot say anything about perceived radiant cold. This has nothing to do with the felt contact cold when touching.



That may of course be the case.

I was only initially surprised by Steffen80’s post. At my parents' place, in front of the nearly all-glass wall to the terrace, there is no noticeable radiant cold even in winter. And that is standard, not even upscale.
 

Lumpi_LE

2018-02-21 11:58:22
  • #6
About half of the wall area in the living room is made of glass, and you don't feel any radiation cold, drafts, or anything like that...
 

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