The right barrier will block the moisture from reaching the insulation.
Attic insulation paper side up.
This whole insulation installation is very very confusing.
Facing is a thin layer of paper or plastic attached to one side of.
Some of the insulation in the attic is the stuff that blows on and doesn t have a paper side.
The video above shows that the fluffy side of the insulation is facing up.
Is this going to cause condensation in the winter and rot the insulation under the paper water vapor and therefore the wood.
So why did this guy in the video have the paper side down towards the floor and the fluffy side up.
This guide to proper attic insulation includes tips on vent areas right side up puckers loose or compressed insulation animal nests mold and more.
When the recommendation is to put the fluffy side down with the paper part facing the ceiling.
The warmer air on one outer side of the wall causes water to build up along the colder inner side.
I put the paper side facing toward the inside of the house.
Air migrates from warmer spaces toward colder spaces and insulation is designed to help prevent or at least slow that migration.
It can also cause mold rot and other problems in the wall.
Can you double up paper back insulation to fill deeper space by using 2 by 6 board studes as framing.