Attic Insulation Types Hawaii

The cost jumps up to more than 200 per month for air conditioned homes.

Attic insulation types hawaii. Insulation types include loose fill batts rolls foam board spray board and vapor barriers. R value is a measure of insulation s ability to resist heat flow. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type.

Add the right kind of insulation. Loose fill or batt the common term for blanket insulation. Spray foam offers the best attic insulation performance available. The higher the r value the better the thermal performance of the insulation.

Spray foam hawaii llc 1803 wili pa loop wailuku hi 96793 855 964 0953. State of hawaii for more information on ceiling insulation and building energy efficiency refer to the hawaii model energy code application manual. Both can be added to uninsulated attics or layered over existing material. Savings of 30 to 50 per month are feasible.

Your home s r value score will guide you toward the type of insulation you need. Eshield radiant barrier is insulation for hawaii s climate. When installed properly both types of insulation fill all of the nooks and crannies in a space and. The type of insulation you need depends on which type is currently installed and the required r value.

State of hawaii department of business economic development and tourism energy resources and technology division p o. In general an attic s r value should be between r 30 and r 49. 4 hawaii homeowner s guide to energy comfort value energy cost reduction strategies typical utility bills are 90 per month. This pie chart shows electrical energy use for a typical family of four in hawaii.

The most common insulation materials are fiberglass cellulose and foam. They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively. This state of the art attic insulation reflects 93 percent of all radiant heat transfer or heat from the sun cooling your attic by as much as 40 degrees. Insulation levels are specified by r value.

It s like having a shade over your home. For diy attic insulation you ve got two choices. In particularly cold climates you might go up to r 60.