If your home is old enough 19th century your attic insulation that looks like sawdust could be sawdust.
House insulation in attic looks like dust.
In general it looks like shredded gray paper.
On 2020 09 14 by alice.
Cellulose contains a high percentage of recycled paper and does not contain minerals.
You also want to insulate the gable walls again making the attic look just like a finished part of the house.
Video of the day.
Rummaging around in your friend s newly renovated attic you notice what looks like a rolled up blanket in the far corner.
That s why an uncomfortably dry home in winter is a giveaway that the home is very leaky.
A dryer vent open to the attic can produce a huge amount of lint and looks exactly like what you are talking about.
If your duct system is sucking dusty air in from the attic it will also suck in the very cold dry air from the attic.
Alice that looks like a mix of loose fill cellulose and mineral wool or fiberglass insulation.
You give it a kick and the blanket unfurls onto the floor.
It s pink and the material looks a little like cotton candy.
On 2020 09 14 by rob.
You run your hand over it to see what it feels like but you soon realize that was a mistake.
Dirt that can attach to your insulation includes dust dirt from outside air that does not get filtered well and dirt from construction activity within your home.
Cellulose insulation is a perfectly safe type of insulation that is commonly blown into attics.
Moisture can cause mold to grow on your fiberglass insulation.
Look for water stains on the roof sheathing or damp or moldy spots on attic joists and existing insulation as a clue to where leaks might be.
When that dry air enters your house it sucks up the moisture from your home like sponge resulting in very dry air.
On 2020 09 14 by mod rob that looks like mineral wool insulation.
Anything cold uninsulated that s exposed will be prone to condensation.
Unless you re using mineral wool insulation or your fixtures are rated safe for contact with any type of insulation don t allow the material to touch or cover recessed cans or.
Dirt and mold can adhere to the fiberglass sheets.
Regarding 2 if you go this route you want to provide some airflow through this space or you can get moisture buildup.
Newspapers sawdust catalogs and just about any cheap or free cellulose have all been used to provide minimal insulation in old homes.
Box out light fixtures.
That is very dangerous in an attic as it is very flammable.