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3 replies
3k views
3 replies
Change ceiling, also vapor barrier?
Hello,
We live in a single-story house from '66 and have stretch ceilings as the interior ceilings. Above the stretch ceiling are chipboards covered with some kind of aluminum foil on the top side. I assume this is some sort of older type of vapor barrier? Now we are planning to replace the ceiling and install panel boards instead.
I wonder:
Is it risky to screw into the ceiling to attach battens and puncture the foil above the chipboards?
Do we need to install a new vapor barrier, or is there a risk it could become "too tight"? I've heard that older houses need to breathe more than new ones.
It should be noted that above things like built-in wardrobes, etc., there have been open seams between sections of chipboards, so it hasn't really been very airtight before.
We live in a single-story house from '66 and have stretch ceilings as the interior ceilings. Above the stretch ceiling are chipboards covered with some kind of aluminum foil on the top side. I assume this is some sort of older type of vapor barrier? Now we are planning to replace the ceiling and install panel boards instead.
I wonder:
Is it risky to screw into the ceiling to attach battens and puncture the foil above the chipboards?
Do we need to install a new vapor barrier, or is there a risk it could become "too tight"? I've heard that older houses need to breathe more than new ones.
It should be noted that above things like built-in wardrobes, etc., there have been open seams between sections of chipboards, so it hasn't really been very airtight before.
Member
· Blekinge
· 10 117 posts
The best thing is probably to leave the chipboard in place and screw the panel into them.
But, ceilings with stretched fabric are often, if the fabric is intact, much more beautiful than wood paneling. Why do you want to take this on?
But, ceilings with stretched fabric are often, if the fabric is intact, much more beautiful than wood paneling. Why do you want to take this on?
Removing the chipboards was not an option. I was more considering whether to complement by stretching plastic for a vapor barrier underneath them?J justusandersson said:
The stretched ceiling is made of plastic and is a safety risk in the event of a fire. Additionally, it is old, yellow, and fragile. So keeping it is not an option either.
Member
· Blekinge
· 10 117 posts
No, plastic stretch ceilings are disgusting and should be eradicated. However, I have no memory of them existing as early as 1966. I remember them starting to appear in the early 1970s. I thought you had a proper fabric ceiling.
You should absolutely not install plastic sheeting under the particleboard. This would trap it between two vapor-tight layers, and that's never good.
If fire safety is a priority, ceiling paneling is also not the most optimal. Plasterboard under the particleboards is better. If you glue fabric on the plasterboard and then paint it, the end result will resemble the original. However, it's much nicer to work with wood paneling than with plasterboard. It can get fussy, but you can compensate with paint and the right profile and width.
You should absolutely not install plastic sheeting under the particleboard. This would trap it between two vapor-tight layers, and that's never good.
If fire safety is a priority, ceiling paneling is also not the most optimal. Plasterboard under the particleboards is better. If you glue fabric on the plasterboard and then paint it, the end result will resemble the original. However, it's much nicer to work with wood paneling than with plasterboard. It can get fussy, but you can compensate with paint and the right profile and width.
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