Now that you ve air sealed your attic and basement check your attic insulation levels and add more if necessary.
Attic insulation jetstream.
Of bags minimum thickness to cover attic area r at inches sq.
Attic and cavity wall card jet stream ultra blowing insulation builder s insulation statement jet stream ultra has been installed in conformance with the included recommendations to provide a thermal resistance of.
First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation.
We ll walk you through the steps to help you find the right type of fiberglass attic insulation and the right amount.
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Number of bags per 1 000 square feet of net area should not be less than.
Buy 15 or more 57 74.
Weight per square foot of installed insulation should not.
The insulation fibers may be comprised of fiberglass cellulose mineral wool or even recycled blue jeans.
So it s time to pay close attention to what s happening up there.
Ft sloped ceilings r at inches sq.
Weight initial installed thickness min.
Unless your roofing system has insulation on the roofing deck and is designed without ventilation your furnace should not be heating your attic.
First you ll need to determine your r value.
Contents of this bag should not cover more than.
Inspecting your attic insulation.
Installing fiberglass attic insulation first time adding insulation to an attic.
Batt blanket or rolled insulation.
R value bags 1 000 sq.
Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.
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.
Proper attic insulation is the best way to prevent heat loss in the winter and retain cool air in the summer.
Rafter vents or insulation baffles install in any rafter space.
The attic is the easiest place to add insulation to improve your comfort and the energy efficiency of your home.
Settled thickness to obtain a thermal resistance of.
Poor insulation is usually the culprit although if you enter the attic on sunny winter day your attic space can be warmed by the sun more than your furnace.
If it s a new building simply reference the energy code map.
Batt insulation consists of long rolls of insulation fibers which are held together with a paper or reflective foil backing.
