Adequate Attic Insulation

To do so inspect the condition of the insulation in your attic.

Adequate attic insulation.

R value is a measure of insulation s ability to resist heat flow. Even with enough insulation on the attic floor this extreme radiant heat transfers through the insulation to the ceiling below. Inspecting your attic insulation. First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation.

You can determine yourself if your home has adequate attic insulation or is indeed under insulated. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type. The higher the r value the better job the insulation does at preventing the transfer of heat. Attic insulation professionals ensure that you re using the right type of insulation for your needs the correct amount to ensure optimal energy efficiency and that you have adequate coverage of your attic space.

It should lay evenly across your attic with no gaps ridges or bumps. Whether you want to add additional soundproofing and insulation between levels or you need to add a barrier between the attic and the rest of the house ceiling insulation is a smart choice. Existing 3 4 inches of insulation. The oj insulation team installs fiberglass and cellulose in the ceilings of your home.

Insulation levels are specified by r value. The higher the r value the better the thermal performance of the insulation. Add insulation to attic. How well a particular insulation works is expressed by the r value which ranges from 2 0 to 8 0 per inch of insulation.

Recommended insulation levels for retrofitting existing wood framed buildings. Your attic should have a certain amount of insulation in it and the recommended level of insulation for your attic is dependent on where you live. More than 90 percent of homes in america lack adequate attic insulation and wall insulation which can increase monthly energy bills and reduce comfort. In almost any climate if you can see the tops of your attic floor joists when you venture up there you ll need to add more insulation.

A typical dark shingle roof can easily reach 170 degrees and the air temperature inside the attic can reach 140 degrees without adequate ventilation. Should have between an r 38 and r 49 in the attic that s about 12 to 15 of insulation.