I live in southeast nebraska and i would like to turn an east facing 19 by 8 ft.
Should a porch roof be insulated.
These are more difficult to deal with because you need a venting space between the top layer of the insulation and the underside of the sheathing of the roof.
Insulation is intended to either keep our comfort zone warm or cool depending on the place and time of year.
Unless the porch is enclosed like a three season porch there is no reason to install any insulation in the porch ceiling.
Unlike a thin aluminum pan roof an insulated roof will help you keep heat away from your patio.
True but remember this.
Keep you in touch with the outdoors.
It doesn t matter whether the porch is enclosed or open.
Porches are often attached to the house.
Cut styrofoam insulation to the correct size and layer it below the fiberglass already in place.
The temperature will rise on your porch if the roof is not insulated.
If you are going to install insulation use a closed cell insulation like styrofoam this is wind proof and waterproof it can also be cut to a tight fit and in real life is the best insulation you can buy on a cost results basis.
Condensation can cause leaks and unattractive stains on porch.
Make sure that you wear gloves and a mask for protection.
An insulated patio roof will.
If you re willing to invest some more consider an insulated porch roof.
Porch roofs can also develop ice dam problems like the rest of the house s roof.
The type of house you describe often has an incomplete air barrier with poor continuity between the wall air barrier and the ceiling air barrier.
Roll out the fiberglass insulation sheets between the joists facing side up making sure it is snugly in place.
A wet roof can cause mold to grow on the underside of the porch ceiling.
Problems with porch roofs can cause intrusion of water into the interior of the house.
An insulated porch roof can provide protection from extreme heat created by the sun s rays bearing down on the roof.
The insulation should fit snugly to prevent air from getting through.
There is no structure above the roof.
In areas where there is extreme heat an insulated porch roof helps provide the comfort you want as you sit on the porch.
And that will make your patio much more comfortable than it s ever been.
The insulation provides a barrier just as it does under the rest of your home s roof.
I don t see a way to vent the roof and would like to know if i used r 30 insulation and reflex it vapor barrier with the proper dead air spacing and sealed it so very little if any water vapor could.
Insulation works both ways.
Nail or staple the furring strips between the joists to hold the styrofoam in place.