Styrofoam As Attic Insulation

Homes insulated with it can be some of the most efficient and comfortable homes built.

Styrofoam as attic insulation.

Spray foam offers the best attic insulation performance available. Closed cell and open cell aka 2 pound and pound respectively. Insulating an attic usually means you have a lot of room for insulation and you will need high r value so that is why the cheaper options are more popular blown cellulose or blown fiberglass. That styrofoam insulation will work but it is not cheap per r value however it gives you a great r value per inch.

The type of insulation you need depends on which type is currently installed and the required r value. As we have discussed previously spray foam insulation can effectively seal roofs and other spaces where condensation is more likely such as an attic. Our foam insulation attic system the attic plays a critical role in a home s energy performance. Hire a pro to install spray foam insulation.

Choose from two types. You can use rigid foam panels or do as tom silva does with nearly all houses these days. They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively. Blowing insulation into walls is best left to the pros because it involves drilling into stud spaces that may contain electrical.

Spray foam insulation is a great product. Handy homeowners can install blown in insulation in the attic. If you re considering turning your attic into conditioned storage or living space it s worth changing tactics to insulate between the rafters and wall joists instead of the floor. Foam insulation boards can be attached to concrete walls as well and in such a case care should be taken not to chip the cement.

These insulation materials are not only used to insulate home to bar air from coming in and out but to also protect the space from elements such as mold rodents moisture and dust. The average house wastes hundreds of dollars on heating and cooling every year because it has too little attic insulation and too much air leakage into the attic space. The most common insulation materials are fiberglass cellulose and foam. When installing foam insulation boards in the attic make sure you start from one corner and work your way around the room.

Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces. I ve been in plenty of these homes and can tell you that when spray foam is installed properly they outperform 99 of fiberglass batt insulated stick built homes. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.