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26 replies
4k views
26 replies
OSB2/OSB3? in bathroom
I mean all the tribe changes that one has been to where there is a gypsum base, there will be much work if Tartan is right 
fritzo said:as I said, I would have gladly used minerit if the finances allowed...
But on the other hand, I was thinking of tiling myself too, so tile master, you won't get more work even if I use gypsum...
I guess I'll have to hope that when the mold growth on the gypsum becomes apparent, it's time to change tiles anyway ;D
micael
I might as well add my opinion to everyone's:
I agree with Tartan.
I have never been able to recommend gypsum in wet areas, no matter how much sealant is applied!
It must be a material that is not damaged/affected by moisture!
I agree with Tartan.
I have never been able to recommend gypsum in wet areas, no matter how much sealant is applied!
It must be a material that is not damaged/affected by moisture!
Consider this:
If moisture reaches the panel material in some magical way, where does it go then? Either it dampens the gypsum (=mold) and the framework inside (=mold+rot), or it runs down to the floor because the panel itself is waterproof. Is one better than the other?
If we get used to a renovation cycle that is not initiated by damage, then it's hardly a problem with gypsum in wet rooms.
We can never do more than apply the currently known knowledge. We can guess and have opinions, but we can hardly know what effects our choices today will have in the long term.
If moisture reaches the panel material in some magical way, where does it go then? Either it dampens the gypsum (=mold) and the framework inside (=mold+rot), or it runs down to the floor because the panel itself is waterproof. Is one better than the other?
If we get used to a renovation cycle that is not initiated by damage, then it's hardly a problem with gypsum in wet rooms.
We can never do more than apply the currently known knowledge. We can guess and have opinions, but we can hardly know what effects our choices today will have in the long term.
Maybe if we also make the floor waterproof? 
But the only "secure" way I've come up with with what I know today would be to weld a stainless steel "tank" to shower in, and I actually had serious plans for this until the budget and reality set in...
well, well I can live with having to renovate the bathroom again sometime...
With my construction of the extension, a potential renovation of the bathroom will be a relatively smooth affair
regards Micael
But the only "secure" way I've come up with with what I know today would be to weld a stainless steel "tank" to shower in, and I actually had serious plans for this until the budget and reality set in...
well, well I can live with having to renovate the bathroom again sometime...
With my construction of the extension, a potential renovation of the bathroom will be a relatively smooth affair
regards Micael
Now it's a design question too, but in the summer cottage I installed a shower cabin with a roof. Excellent; warm and shower and the water vapor condenses on the cabin walls.
Connect to the floor drain and avoid water damage and reduce moisture load in the house.
But not as stylish as fully tiled with "floating" glass etc. .
Connect to the floor drain and avoid water damage and reduce moisture load in the house.
But not as stylish as fully tiled with "floating" glass etc. .
Where did the plastic flooring go? There are many advantages to it when it comes to moisture protection, which seems to be the focal point here. Firstly, the PVC flooring has a vapor resistance that is out of this world; it's one of the densest materials we've manufactured. Secondly, you CAN SEE the moisture barrier, unlike with tile. Any damage to the moisture barrier is detected early! Finally, everyone knows that a dull, worn-out plastic floor from the '70s quickly gets replaced when renovation is mentioned. Will the same reasoning apply to tiles in the future? A tile doesn't wear out, ceramic pieces thousands of years old have been found... but what about the moisture barrier?
What happens when moisture seeps through the joints then.tartan said:
Yuck! Then the studs rot, and the insulation molds.
Then it spreads further into the kitchen maybe, and into the fridge.
Then it becomes moldy cheese!
Awaiting alarms from PER&BKR.
Yes, it becomes better.Karl o Angela said:
But it is certainly a problem with moisture in bathrooms, and it is also strange that the authorities do not set guidelines for how it should be, as it ultimately leads to healthcare costs for those who develop allergies and other illnesses. It is about 20 years since research was conducted on bathrooms in multi-family houses, and it was found that it takes about 1 minute for water to penetrate the joint if you let the shower head spray water on the wall. Over time, it seeps through the wall = nothing strange = quite logical.
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