I am going to build walls (for a smaller building), crossed studs 95+45 and I'm considering a couple of things.

What are the pros and cons of asfaboard, gypsum, and just wind paper? (The walls will be clad with vertical wood paneling.) I guess it's like asking which religion is best, but it might be useful to get some perspectives.

Do I need to brace it? (I will have chipboard on the inside.)
Which is preferable in that case, diagonal supports or metal strips?
 
Well, that's a good question. It seems that none of these three options is directly superior, so you can essentially choose any of them. But, a few pros and cons as I see them:
Wind barrier paper +: fastest to install, cheapest
Wind barrier paper -: most fragile, provides no support
Asfaboard +: light in terms of weight, provides some support
Gypsum +: does not burn, provides a lot of support
Gypsum -: heavier to handle

Asfa and gypsum probably cost exactly the same. There has been some discussion about gypsum (or rather the paper) molding. However, asfaboard can also mold.
You have a fourth option, which is wind fabric. It's like wind barrier paper but some kind of plastic material, so it's much stronger. The advantage there is that you can have a weatherproof house in less than an hour. I personally haven't tested this, so I have no opinion on whether it's good or not.
You probably need reinforcement. With gypsum, you can basically manage without extra reinforcements, but I do think it feels better with than without. I prefer perforated straps. With diagonal studs, there's more work when insulating because you have to cut and adjust. On the other hand, perforated straps are trickier to install. You have to get them just tight enough.
 
Built the storage with wind barrier and perforated metal strips. I placed horizontal 45X45 outside standing 45X145. In between, I tightened the perforated metal strips to keep them completely out of the way. Barrier outside 45X45. A nail list on that and then the panel.
 
There is something called Masterboard as well. It is both windproof, waterproof, and stable at the same time! I haven't tried it myself and don't know what it costs, but it seems very good! By the way, I have a neighbor who mounted cement-based boards in the storage room because he was going to have firewood against that wall and wanted to avoid problems with mold or similar...

Here is the Masterboard sheet:
www.ljungberg.se/webb/Fotogalleri.nsf/LookupFiles/masterb/$file/masterb.pdf

I think we're up to 5 or 6 alternatives now...

DVE
 
Mikael_L
The bracing then...
Are the particle boards on the interior walls enough to provide sufficient bracing?

Yes, I saw there were answers, but I'm just wondering a bit, I think those boards should be quite useful.
 
DVE said:
There is something called Masterboard as well. It is both windproof, moisture-proof, and stable all at the same time!
I haven't tried it myself and I don't know what it costs but it seems very good!
It's significantly more expensive than the other alternatives; it's about five times the price. It's probably overkill to use as exterior wall cladding. Masterboard is supposed to be used instead of plasterboard in wet rooms from now on.
 
...you can glue with wood glue against the studs and then screw. Then you shouldn't need any additional bracing. It might be nice to avoid the hole strips...
If you were to calculate this, I would guess that you could easily justify the whole thing with screw-glued particle boards.
 
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