Sauna Insulation Foam

As with typical home construction your sauna walls and ceiling must be insulated and protected with a vapor barrier.

Sauna insulation foam.

Outdoor saunas while there are many ways to construct a sauna our saunas are manufactured exclusively from solid lumber without the use of laminates or non wood materials. The hole in the sauna ceiling is not particularly tidy but in the finished sauna it is not visible. The thermal mass of the log wall radiates heat back into the sauna. Insulation the wooden walls insulate quite well.

Is there a reason to not use rigid foam insulation instead of. Rigid insulation is one of the best tools to reduce your energy costs. It has a temperature limit of 165 f which is lower than you want your sauna to operate. Later the craft paper will be removed because it is an unnecessary layer that could potentially trap moisture.

Also very important and a step never to be skipped is covering your studs with the sauna foil vapor barrior. Resists moisture that can lead to mold or mildew and provides increased sound and thermal insulation. Insulation for your home sauna. Ceiling insulation should be r26 or greater.

It s an outdoor sauna and so should be able to retain heat year round. It reflects heat back. To keep energy consumption down and to protect the wall structure from extreme temperature variations i covered them with 2cm of soft wood fibre insulation the same as was used on the outside of. Rigid foam insulation also known as insulating boards provide high r values.

Some types of thicker foam board insulation are available but they may need to be special ordered. Additionally we build our saunas with western canadian red cedar the choicest of sauna wood due to the texture color and aroma the lumber provides. Insulation can not do that. Here the insulation batts sneak behind the rear bench support beams.

It comes in standard size 4 8 sheets and smaller sizes in many different thicknesses from 1 4 inch to 2 inches. Install it anywhere from the roof to the foundation. 2 6 hot room walls filled with packed coarse sawdust from a local sawmill. Are there any special considerations to be taken given that 1 it will be used outside and 2 it will be a near infrared sauna heated by red heat lamps so much less moisture than a traditional steam sauna dry rather than wet heat.

That said my plan is to build the hot room within a larger sauna structure a room within a room. Indoor saunas with 2 x4 studs do just fine with r13 insulation. Polystyrene insulation is not a good choice. Foam board insulation is easy to use and is a great diy way to add some insulation.

Any exterior walls with 2 x6 studs should still have r19 insulation. If you really want rigid foam insulation polyisocyanurate board like thermax brand might be worth looking at.