How to insulate a finished attic.
Diy attic insulation ireland.
4 start at the eaves furthest from the attic door.
That means insulating the attic floor only not the walls and having vents in the roof.
A finished attic should be insulated much like the rest of the house with insulation in the walls and ceiling.
Roll out the top up insulation in the opposite direction to the existing insulation.
Both can be added to uninsulated attics or layered over existing material.
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.
Check the attic to make sure the insulation is installed properly.
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.
In attics vapor barrier on insulation should face down toward the living space.
With a finished attic insulation must help keep the attic areas comfortable.
Take care to stand only on the joists when working.
If it is installed incorrectly with the vapor barrier facing up then the insulation will trap moisture causing possible water problems.
Loose fill or batt the common term for blanket insulation.
Make sure to leave a gap at the eaves so that air can flow through the attic via the soffit.
Cut slits in the vapor barrier to allow moisture to escape.