Roll out the top up insulation in the opposite direction to the existing insulation.
Diy attic insulation ireland.
Cut slits in the vapor barrier to allow moisture to escape.
Both can be added to uninsulated attics or layered over existing material.
So unless you are an experienced diy er it is better if you hire a professional installer who knows the most effective ways to insulate an attic.
That means insulating the attic floor only not the walls and having vents in the roof.
Make sure to leave a gap at the eaves so that air can flow through the attic via the soffit.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
How to insulate a finished attic.
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.
Loose fill or batt the common term for blanket insulation.
A finished attic should be insulated much like the rest of the house with insulation in the walls and ceiling.
If it is installed incorrectly with the vapor barrier facing up then the insulation will trap moisture causing possible water problems.
Take care to stand only on the joists when working.
With a finished attic insulation must help keep the attic areas comfortable.
Check the attic to make sure the insulation is installed properly.
Always check labels for specifics on.