Attic Insulation Types Hawaii

R value is a measure of insulation s ability to resist heat flow.

Attic insulation types hawaii.

Insulation types include loose fill batts rolls foam board spray board and vapor barriers. Spray foam offers the best attic insulation performance available. When installed properly both types of insulation fill all of the nooks and crannies in a space and. Add the right kind of insulation.

Eshield radiant barrier is insulation for hawaii s climate. Box 2359 honolulu hawaii 96804 2359 808 587 3811 please visit. In general an attic s r value should be between r 30 and r 49. State of hawaii for more information on ceiling insulation and building energy efficiency refer to the hawaii model energy code application manual.

This pie chart shows electrical energy use for a typical family of four in hawaii. In particularly cold climates you might go up to r 60. 4 hawaii homeowner s guide to energy comfort value energy cost reduction strategies typical utility bills are 90 per month. They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively.

Closed cell and open cell aka 2 pound and pound respectively. The higher the r value the better the thermal performance of the insulation. Loose fill or batt the common term for blanket insulation. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type.

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. It s like having a shade over your home. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. Spray foam hawaii llc 1803 wili pa loop wailuku hi 96793 855 964 0953.

The type of insulation you need depends on which type is currently installed and the required r value. Insulation levels are specified by r value. Your home s r value score will guide you toward the type of insulation you need. State of hawaii department of business economic development and tourism energy resources and technology division p o.

Savings of 30 to 50 per month are feasible. The cost jumps up to more than 200 per month for air conditioned homes. The most common insulation materials are fiberglass cellulose and foam.