Although research is needed there are several possible approaches to reduce condensation on the subflooring.
How to insulate floor of raised house.
Jim wright s house in western arkansas has a pier foundation that elevates floor framing about 40 inches off.
Installing roll insulation in ceiling of basement which is under floors of living space my basement is heated but a smaller amount than up in living space usually 66 68 upstairs and 58 60 at the same time in basement my question is about the kraft paper facing i think it should face the basement because of any moisture in basement.
Adding insulation mitigates the problem but there are some considerations to keep in mind.
How to insulate a raised floor.
The best way to insulate a floor.
Your yard should have a 5 slope all around the house.
An uninsulated floor allows heat to escape making the house less energy efficient.
Top tips for insulating a floor.
Remember to seal all the gaps between the skirting board and the floor to prevent draughts.
Unlike a house with a basement crawl space or slab foundation there is no enclosure at the bottom of the house.
Department of energy recommends r 11 3 insulation under floors in warm climates and an r 25 6 to 8 in cold climates.
Ensure you insulate thoroughly but avoid squashing insulation material as this will seriously compromise its effectiveness.
This needs to be done before a fitted carpet is laid as it will not be possible afterwards.
However it makes sense to consider retrofitting particularly if you have a suspended timber floor.
How to insulate a raised floor.
Which really only makes sense if the foam is going to be the only floor insulation would be to have two layers of subfloor with the foam sandwiched between them.
A pier and beam home built on top of sturdy supports typically has an open crawl space between the floor of the house and the earth.
Insulation can actually make the problem worse by keeping the subfloor cool.
Sharing my technique how i insulate my cabin floors and keep them rodent free.
Jim wright s house in western arkansas has a pier foundation that elevates floor framing about 40 inches off the ground.
Insulating floors is often trickier than insulating other areas of your home.
Fiberglass insulation batts or rolls are the most economical and easiest diy choice for insulating between the floor joist in a crawl space.