ᐅ Insulation for Older Buildings

Created on: 8 Jul 2013 22:31
B
berte
Hello everyone, I am new here and have some questions about exterior wall insulation...

Does the following layering sequence work and does it make sense?

I have a single-leaf masonry wall and want to add insulation afterward using mineral wool and Ytong blocks.

1. Masonry wall, e.g., brick (older building), 25cm (10 inches)
2. Mineral wool, X cm
3. Ytong block, smooth-faced, 5 cm (2 inches)

I hope this is clear :-)
I would appreciate any answers.
S
Shism
23 Jul 2013 14:49
Why aren’t you a fan of sealing the house airtight, berte?

It probably already is, possibly without them even realizing it...

But with all the common sayings about the drawbacks of an external thermal insulation composite system (ETICS) there is sometimes a bit of confusion. And the term "breathing walls" is a nice and catchy phrase in that context 😉
E
einfachichKO
23 Jul 2013 20:25
Shism schrieb:
He probably is, maybe without even realizing it...

But sometimes, all the pub talk about the disadvantages of an external thermal insulation composite system (ETICS) gets a bit mixed up... And "breathable walls" is such a catchy and appealing term 😉

Furthermore, a well-functioning ETICS is not available for just a few dollars. Instead, a cheap alternative product from a hardware store is installed without any real purpose, combined with incorrect heating and ventilation, and then the problem with mold begins...

An external thermal insulation composite system (ETICS) is not the same as insulation alone. The term SYSTEM in ETICS is no coincidence; according to universal guidelines, it must only be installed as a continuous system and cannot be made up of a mix of different manufacturers and building materials...

A properly functioning ETICS can only work if not only the walls are insulated, but also the basement and the roof... hence the SYSTEM.

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