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Black attic insulation.
On 2020 09 08 by mod.
So any place you see black fiberglass dig down and look for where the air is coming from.
Our climate is cold and lots of snow in winter but hot and humid in summer.
Is this mineral wool.
The reason the fiberglass gets discolored is that it s acting like an air filter.
The black facing is paper like.
The vent is just above the area in the picture.
Get a free 24 hour blown in machine.
The black color is not the color of the insulation.
The types of insulation that were most commonly made with asbestos are loose fill also called blown in insulation.
The area is over 2 bedrooms no moisture coming from below.
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It makes adding insulation to your attic a breeze.
The 2 gable vents are the only venting.
Loose fill insulation comes in a variety of materials.
The last pic you posted is loose fill rock wool so i d imagine that the blanket material in question is the same.
Walls that are improperly insulated may develop mold because they will absorb moisture from outside.
I see small blotches of gray insulation throughout the blanket which indicates that this insulation is black coated due to serious venting issues within the attic.
If your attic or wall insulation is in batt or blanket form whether it s fiberglass cellulose or another material you generally don t have to be concerned about asbestos.
We have a 1960 s ranch in columbus oh where i opened up our soffit to find this black faced barrier made by forty eight insulations that has loose fill fiberglass insulation on top of it as our attic insulation.
Insulation filters the air leaks from your house showing you signs of energy loss you might have noticed some black insulation in your attic or maybe around the perimeter of your basement where the house rests on the foundation.
What does this mean.
Spray foam pink fiberglas vs.
You get a free blown in machine rental with your insulation purchase.
In the attic the most common places to find black mold are the places where water is likely to be a problem.