Hello,

We are looking at a new townhouse. I am concerned about the noise levels in the rooms and the ability to hang things on the walls since the original wall consists of a steel stud frame and a single layer of drywall.

I am well aware that it's possible to hang things on the walls even if you only have drywall, but of course, it feels more stable with something behind it.

We have the option to add Plyfa behind the drywall, which feels like a no-brainer to me. Until I found out the cost for this.

The construction company wants 79 thousand to put up Plyfa on all the interior walls. The townhouse is 120m2 in size. I think it sounds outrageously expensive, even though I understand it involves extra work, etc.

How should one think about this really?

Does anyone have single-layer drywall on a steel frame? How do you experience disturbing noise from the adjacent rooms?

Is it worth the money? According to the project manager, the interior noise problems won't be greatly affected by putting Plyfa in the walls, as the sound escapes via the door frame and so on.

I have been to the construction company repeatedly, insisting that they should offer something other than just single-layer drywall. It's great that they're listening! But 79 thousand...?
 
Feel free to count how many square meters of wall there are, if it's open plan it might be expensive, with many rooms it is cheaper per square meter.

Protte
 
According to Byggmax, you get 1111.1111111111111111111111111111 square meters (yes, that's a lot of ones...) of OSB plus gypsum for 79,000.

OSB 45.08
Gypsum 26.02

Perhaps not much help but it puts it in perspective?
 
Blindnit said:
According to Byggmax, you get 1111.1111111111111111111111111111 square meters (yes, that's a lot of ones...) of OSB plus gypsum for 79,000.

OSB 45.08
Gypsum 26.02

Perhaps not helpful but provides some perspective?
And do they jump onto the wall themselves? :)

I currently have no opinion on the total price, but the cost for installation is not insignificant.
 
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Svartling
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The assembly cost and handling are surely a significant part of the price. Then they likely have a certain markup as they want to make money. It is a "mass production" of several townhouses that applies.

need to look at it with m2 walls.

Anyone who has done something similar and can provide a price indication?

feels hysterically expensive, but maybe I'm wrong?
 
oceanis said:
And they jump up on the wall by themselves? :)
Yeah?
Isn't that how everything goes when you have a house?
Just a pop and everything is done right away or at least with a bit of luck 10 years later....
 
It's mostly about whether you think you can have more fun for 79,000?
You probably can, otherwise your imagination is pretty dull :D

But do you get insulation in the inner walls without paying extra for it?
Feels like a more important thing somehow.

If you build yourself, just having drywall feels very cheap, but weighing it against 79,000, there are many hours to sit through at work....
 
No, there is no possibility for insulation in the walls.

Of course, I can have A LOT of fun with 79 thousand. However, the question is whether I will regret it if I don't take it...
Hence the question of how people experience single drywall walls without insulation in terms of sound.
Today we have single drywall in certain places in the house and it gives me the creeps every time I feel the wall ;)

If I understand correctly, you can choose to reinforce walls between 1 to 2 meters for 3500 kronor per wall. In that case, you can reinforce behind the TV, for example, so you don't have to worry about the load-bearing there at least.
 
Agree with Blindnit - check that the interior walls are insulated - that feels more important. Not fun to hear in the house what everyone else is doing.......in the bathroom for example.
 
Can you buy the house without clad walls? Could be a sensible middle ground otherwise?

Screw plywood/OSB yourself and then slap on drywall, then hire a painting company for the boring part.

Could even be 79,000 cheaper that way :)
 
Single plasterboard wall without insulation is something I would never accept in 2014.

If you can't get insulation, then at least double plasterboard or OSB/Plyfa plus plasterboard.

You should try to negotiate the cost!
 
Going from owning a private villa with complete freedom to mass-produced townhouses is... slightly frustrating ;)

Even though the construction company boasts about great choices, we find it rather limiting.

I find it hard to believe that it's possible to negotiate the price down on the installation, unfortunately. A catalog with fixed prices. But perhaps someone has experience in succeeding?
 
We had single-layer gypsum without insulation on 40mm metal studs when we lived in an apartment, and I consider it more privacy protection than a wall.

There are no "technical" problems with it, but I think the comfort decreases.
- more complicated to mount things
- the wall bent when you leaned against it
- amplified sound rather than dampened it due to resonance
- electrical outlets at different heights in adjoining rooms due to lack of space inside the wall

But there's a lot of money at stake for you. I would try to have the walls uncoated as mentioned above as a first priority. Otherwise, I would probably take the cheaper option and then open the walls and add to it after a few years. In that case, I would do it room by room and take the opportunity to get some new wallpapers/paint on the walls.
 
Felde said:
Hello,

We are looking at a new townhouse. I am concerned about the noise level in the rooms, as well as the possibility of hanging things on the walls since the original wall consists of a metal stud structure and a single layer of plasterboard.

I am well aware that it's possible to hang things on walls even if you only have plasterboard, but of course, it's more reassuring and feels more solid to have something behind it.

We have the option to make an upgrade and get Plyfa behind the plasterboard. Which is a no-brainer for me, really. Until I found out the cost for this.

The construction company wants 79 thousand to put up Plyfa on all interior walls. The townhouse is 120m2 in size.
I think it sounds outrageously expensive, even though I realize there will be extra work, etc.

How should one think about this, really?

Does anyone have single plasterboard on a steel frame? How do you experience disturbing noise from the adjacent rooms?

Is it worth the money? According to the project manager, the internal noise issues will not be significantly affected by putting Plyfa in the wall, as the sound escapes via door frames and so forth.

I have repeatedly approached the construction company that they should offer something other than just single plasterboard, great that they are listening! But 79 thousand...?
If you want good sound insulation, then invest rather in double plasterboard and/or loosely packed insulation in the compartments (both measures together provide about 10 dB better R’w if they are installed with staggered joints and soft seals around.

If you want to further improve sound insulation, it is wall thickness, more layers of plasterboard, staggered studs, or double walls that are the governing parameters.

Simply put, you can say (as previously mentioned) that the sound insulation in a structure is no better than its weakest link. In other words, doors, seals, over-airflow, penetrations, etc., need to match in R’w and be carefully sealed.

I think that good sound insulation of partition walls (at a reasonable level, of course) can be seen as a good investment and can, in many cases, constitute a value enhancement of the property.
 
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Speaking of soundproofing, I just thought about our wall upstairs in "never getting finished" :)
From one room to the other:
13 mm floor gypsum
22 mm chipboard
22 mm chipboard the other way
80 mm stud since before, 70 mm insulation there
Original plank wall 22 mm
22 mm chipboard
13 mm floor gypsum
13 mm floor gypsum

I'm a bit anxious that I built the wall too flimsy :D
 
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