Double Layer Attic Insulation

I have access to some metal insulation panel s.

Double layer attic insulation.

Or to achieve an r 60ish level i want to double layer the insulation if possible. A tip for doubling up on attic insulation. Roll out the second layer so it installs perpendicular to the attic floor joists and the existing insulation between them. For diy attic insulation you ve got two choices.

Both can be added to uninsulated attics or layered over existing material. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. In other words i see pink. Insulation radiant and vapor barriers does doubling insulation layer double r value ok.

With that said would i roll an r 19 on top of existing. I want to cover the insulation with a thin layer of plywood or paneling on the walls of the stairway going up to the attic. Normally r 13 or r 19 insulation is installed between the ceiling joists in the direction of the joists and then another layer of insulation usually r 30 is applied perpendicular to the initial layer on top of the first. I have 2x8 floor joists and replaced the loose fill fiberglass insulation with 2 layers of comfort therm batt insulation.

I am trying to build a dwarf wall and build a conservatory. Loose fill or batt the common term for blanket insulation. The insulation is with facing against the inside. It could also be that the upper layer is not well adhered to the bottom layer and they.

I want to cover the exposed insulation with plywood on the floor of my attic. Double layer of insulation vapor barrier i am converting my attic into storage space and in the next few years hope to convert it to a living space. Also it is an unfinished extra room.