How Much Attic Insulation Should I Use

Expect to pay an additional 85 per hour for this service.
How much attic insulation should i use. Also keep in mind that it is possible to use a hybridized approach by combining. Inspecting your attic insulation. 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. I will tell you that it is very difficult to have too much insulation in your attic but it is easy to have too little.
For example if you have a type of insulation that has an r value of r 5 per inch of thickness you will need a depth of 6 inches of this insulation installed in your attic to reach r 30 if you live in zones 2 or 3. If your attic insulation covers your joists and is distributed evenly you probably have enough. Adding insulation to your water heater can reduce standby heat losses by 25 to 45 percent. The amount of insulation that you use in your attic will vary mostly on the region you live in.
In general an attic s r value should be between r 30 and r 49. Attic hatch or door. Affix rigid foam insulation to the attic side of the hatch or door. Now here s a situation where a homeowner what looks like many years ago added insulation they added a three inch layer but it has facing on it and that could create a.
How much should i add. Insulation levels are specified by r value. The higher the r value the better the thermal performance of the insulation. Insulation level are specified by r value.
Add weatherstripping around the perimeter and a sweep to the door of a walk up attic. Wrap hot water pipes with tubular insulation to prevent freezing and help keep water hot. I ve always said adding insulation to your attic is some of the best money you can spend to make your house more energy efficient but whether to use faced or unfaced insulation is a great question. Use quality pipe insulation wrap.
Pull down stair or ladder. The higher the r value the better the thermal performance of the insulation. These r values are a sum meaning this should be the total r value once you add up the entire depth of insulation. This will save you around 4 to 9 percent in water heating costs.
In some cases you may also need the expertise of an electrician to safely insulate around junction boxes or cables. The table below shows what levels of insulation are cost effective for different climates and locations in the home. R value is a measure of insulation s ability to resist heat traveling through it. Use a zippered insulated tent to keep the enclosure draft free attic tent at 7 attic cover insulator 120.
R value is a measure of insulation s ability to resist heat flow. How much insulation should i use in my attic. Your home s r value score will guide you toward the type of insulation you need.