Both can be added to uninsulated attics or layered over existing material.
Diy attic insulation ireland.
If it is installed incorrectly with the vapor barrier facing up then the insulation will trap moisture causing possible water problems.
How to insulate a finished attic.
For diy attic insulation you ve got two choices.
Always check labels for specifics on.
4 start at the eaves furthest from the attic door.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
The insulation of flat roofs should always be carried out by an expert installer and if you spot any damp you will have to take care of that before the attic insulation project begins.
With a finished attic insulation must help keep the attic areas comfortable.
Check the attic to make sure the insulation is installed properly.
Cut slits in the vapor barrier to allow moisture to escape.
A finished attic should be insulated much like the rest of the house with insulation in the walls and ceiling.
Loose fill or batt the common term for blanket insulation.
Take care to stand only on the joists when working.
Roll out the top up insulation in the opposite direction to the existing insulation.
In attics vapor barrier on insulation should face down toward the living space.