Insulating A Tiny House Roof

Tiny nest follows jake kiva s tiny house projec.

Insulating a tiny house roof.

If you recall from our tiny house exterior. Thats a wrap post we had already installed the roof underlayment over the plywood sheets. We fill the walls with roxul insulation and show our technique to get the best diy installation possibile. It fills in every crack and pocket sealing it completely.

If space is more important than cost then aerogel will give you a 10 3r value per inch of thickness. What are some standard criteria for choosing tiny house insulation options. It s paramount to check if a type of insulation can prevent moisture. Staple plastic or foam baffles to the roof sheathing near the eaves to keep the material away.

The airflow from the soffits to the ridge vent keeps the roof cool and prevents ice dams and the material will block that flow. But it actually can suffer from the same problems of 1 in this post. Resists moisture that can lead to mold or mildew. These sheets are generally trimmed down to fit within the wall cavities and is a good diy option that is relatively easy to install not very expensive and still provides a high r value.

Expandable spray foam is a very popular way to insulate tiny homes. It is the best insulation in the world barring vacuum insulated panels. For the same reason insulation shouldn t touch the roof s underside. Spray foam is impermeable to water.

Many builders think it is the best way to insulate a tiny house. R value which is the capacity of material to withstand the heat flow is the first thing to. Protect your home from vapor. It becomes ridged when dried and adds structural integrity.

Xps insulation in a tiny house xps boards are sheets of foam that are sold in various thicknesses. Spray foam is especially subject to loss in r values and this can be greatly exacerbated by being in a thin 2 4 dimensional wall. Resist heat value.