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320 replies
Does Isover's spacer sleeve provide an air gap (facade board)?
I have written both, it doesn't matter, everyone knows what I meant. Just because you realize you're wrong, you're trying to grasp at straws now.SBH said:
Answer the question then. Are vertical and horizontal battens needed when mounting a vertical panel?
Horizontal battens have worked for hundreds of years.H hul said:
I wasn't asking if they've worked in the past or not. I'll rephrase the question instead.SBH said:
If you were renovating your home's facade and chose vertical cladding, would you then choose only horizontal battens or both vertical and horizontal battens given all you know now?
Do you know how many houses in Sweden right now are being built without any crossed "battens"? You can count them on one hand.H hul said:
What, now you're contradicting yourself again.SBH said:
that you can count the houses being built without crossed läkt on one hand.
so basically, all are being built with crossed läkt then
Grundstött
· Halland
· 28 345 posts
Alas, our previous house was built in 1969 in Gothenburg by the large company SIAB. Standing Z-panel directly against the wind barrier, and inside there was 95 mm of mineral wool and gypsum. We bought the house in 1998. After a couple of years, large mushrooms, like birch polypores on old rotting stumps, emerged on the south wall. The houses were close together (2 meters apart), and not much sun warmed that area. The carpenter had to take everything down to the gypsum, the entire wall was completely rotten!
So take care of your air gaps, and do not use standing Z-panel! There's probably no less airtight wall panel
So take care of your air gaps, and do not use standing Z-panel! There's probably no less airtight wall panel
Both you and hul have somehow gravely failed in several essential steps in your constructions if this thread's absurd writing circus, i.e., if vertical battens are so important/necessary, turns out to be crucial. Several of the questions some have raised, such as what do the numbers from the studies mean and at what levels should we see it as problematic? What portion of the covering surface needs to be freed by gaps because of base/cover boards for vertical ventilation to be satisfactory? Why is the vertical component considered so important; don't various water transports occur in all directions?Nyfniken said:
For the sake of argument, I just want to point out that I completely agree with hul's perspective.
Anecdotes like "there were no problems with my house" add nothing. I'm not going to live in your house, I'm going to live in mine. It's like saying seatbelts are unnecessary because I've never been in a crash.
What I want to know is if hul (and I) have missed something. Could the vertical battens cause a problem we haven't thought of?
Why write condescending "anecdotes" when, as I perceive it, people like SBH, who have good/extensive experience broadly but perhaps find it a bit difficult to express themselves in text? This would probably benefit from some serious and robust counterarguments from a category of writers who don't fall for reports or anecdotes but who go fully in-depth on the issue when it goes sandbox-style awry.
The problem is interesting, and personally, I don't think one can easily dismiss each other as in the thread. It should probably be pruned significantly or perhaps deleted if it doesn't get back on track; very dull reading fills the latest posts all the time and quite unnecessarily.
I have to ask you another thing thenSBH said:
You must have installed stone facade panels or similar facade panels. These are often mounted by "hanging" them on a horizontal batten (steel profile).
Why is this profile always perforated and heavily perforated? Between the stone panels, there is often more than a 5mm gap, so a lot more free air walls than for wooden panels.
Why do they do it this way?
I didn't understand much of that post, but I will try to respond to what was comprehensible. The rest you'll need to rephrase so we can try to answer.GK100 said:
Both you and hul have somehow severely failed in several essential steps in your constructions if what has become the thread's absurd writing circus, i.e., if vertical batten is so important/necessary, proves crucial. Several of the questions that have been introduced, such as what do the figures from the studies mean, and at what levels should we see them as problematic? What proportion of the covering surface needs to be freed by slats due to the bottom/top boards for vertical ventilation to be sufficient? Why is the vertical component seen as so important; don't different transports of water occur freely in all directions?
Why write slightly derogatory "anecdotes" when, as I perceive it, for instance, SBH has good/extensive experience across the board but perhaps finds it a bit difficult to express oneself in text? Most likely, this would benefit from some real and substantial resistance from a category of writers who are neither swayed by reports nor anecdotes but delve deeply into the issue when it takes a sandbox-like turn.
The problem is interesting, and for my part, I do not think one can simply dismiss each other as in the thread. It should be thoroughly filtered or perhaps deleted if it doesn't get back on track; it's very sad reading that fills the latest posts all the time and quite unnecessarily.
Have we said that moisture doesn't transport in all directions?
The vertical battens are used to create an opportunity for moisture to move in all directions and not be trapped.
How do you mean that one failed if a wide air gap is needed?
Two-step sealed houses exist for a reason, and there a wide air gap is an incredibly important part of two-step sealed facades. Without it, the entire function disappears.
I hope the admin clears hul and my posts. They don't seem to be on the ball.GK100 said:
Both you and hul have somehow gravely failed in several essential steps in your constructions, if it turns out that the vertical battens, as the thread's absurd writing circus has become about, are so important/necessary. Several of the questions that some have introduced, for example, what do the figures from the studies mean, and at what levels should we see them as problematic? What proportion of the covered area needs to be freed by gaps due to bottom/top boards so that vertical ventilation becomes adequate? Why is the vertical component considered so important, doesn't different transport of water occur just as well in all directions besides freely?
Why write slightly detracting "anecdotes" when, as I perceive it, for example, SBH who has good/extensive experience broadly but perhaps finds it a bit difficult to express themselves in text? Most likely this would benefit from a bit of real and proper resistance from a category of writers who are not swayed by either reports or anecdotes but who fully delve into the question when it descends into sandbox behavior.
The problem is interesting, and for my part, I do not think one can simply dismiss each other as in the thread. It should, however, be thoroughly pruned or perhaps deleted if it does not get on the right track, very sad reading that fills the latest posts all the time and completely unnecessarily.
