ᐅ Two external blinds or fingerprint scanners – which would you choose?

Created on: 11 Dec 2019 07:17
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Pamiko
Hello,

we still have a small portion of the contingency buffer left for a little extra feature.

We have the choice between the following two options, and we want to pick one:

- Exterior venetian blinds (also called louvered blinds) on two fixed floor-to-ceiling window units next to the front door (south-facing, no roller shutters, frosted glass). Cost including control system and wind sensor is about 1350€ (approximately $1,450).
- Fingerprint scanner on the front door. Total cost is about 1200€ (approximately $1,290).

We are having a hard time deciding. Both have advantages, and we could also choose to skip both if needed.

What would you choose?
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Bookstar
16 Dec 2019 19:58
What’s the point of that? It doesn’t make any sense.
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ludwig88sta
16 Dec 2019 20:29
Isn't any additional insulation unnecessary? Of course, you should keep the costs in mind, but compared to the wall, the window in the exterior wall is actually the part where heat mostly escapes, especially at night.
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ivenh0
16 Dec 2019 20:33
Bookstar schrieb:

Almost no one installs insulated roller shutters, total nonsense. That’s it!
We installed aluminum roller shutters – insulation was standard. It might be different with plastic ones.
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Bava
17 Dec 2019 04:52
I also have aluminum roller shutters on the upper floor, mainly to match the color of the venetian blinds on the ground floor, and the insulation was standard there as well. It definitely feels like a noticeable difference in winter when the shutters in one room were closed at night and in another they were not. However, I haven't taken any measurements. I wouldn’t want to give up my shutters on the upper floor anymore. We live in a windy area, so I can keep them closed even when the venetian blinds on the ground floor are already raised.
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ludwig88sta
17 Dec 2019 10:23
Bava schrieb:

I also have aluminum roller shutters on the upper floor, mainly to match the color of the external venetian blinds on the ground floor. The thermal insulation was standard there as well. It definitely feels like it makes a noticeable difference in winter when the shutters are down in one room at night but not in another.

Some people here might be a bit surprised by that.