Johns Manville R38 16 x 48 Unfaced Fiberglass Insulation Batt
JM Unfaced Formaldehyde-free™ fiberglass insulation is prefect for effective thermal and noise control. Our unfaced insulation is available in pre-cut batts to fit standard wall cavities. Increase the overall comfort of your home with fiberglass wall insulation. It’s thermal performance helps to maintain temperatures, reducing energy loss and energy costs while also reducing room-to-room sound transmission.
- Pre-Cut & Easy to Install for standard size wall cavities
- Formaldehyde-free: Greenguard GOLD certified & SCS Certified to be formaldehyde free
- Sound Control: Reduces sound transmission through exterior and interior walls, floor and ceiling assemblies.
- Unfaced – Unfaced installation is easier to install as its easier to cut and doesn’t bunch
- Easy Installation – These batts are easy to handle and friction fit in cavities.
- Thermally Efficient: Effective resistance to heat transfer
- 48 Square Feet per Bag
- Fiberglass Insulation Batt 16 in. x 48 in.x 12 in thick
- 8 pieces per bag
- 4 bags per Master Pack
About Johns Manville
Johns Manville Unfaced Fiberglass Batt insulation is Made in the USA. All batts are precut to friction fit into standard cavities. Founded in 1858, Johns Manville is one of the highest quality and most sold fiberglass insulation product int he United States.
Johns Manville makes eco-freindly formaldehyde free fiberglass. They make fiberglass insulation for the home and commercial applications from R 11-R 49. JM provides quality insulation for sound, thermal and energy saving solutions for todays homes.
A significant amount of heat is lost through the roof, which makes the attic an important area to insulate. Based on the US Department of Energy recommended R value you should insulation your ceiling with R 30 or R38.
JM insulation is sold in big box stores and also can be bought through distributors like Pacific Insulation. Pacific Insulation provides a unique opportunity to buy the same products at retails stores at wholesale pricing. Homeowner and contractors have the opportunity to buy small or large amounts direct form the distributor. By buying direct we are able to offer lower prices do to lower operating costs. Buyers can pick up from one of our 70 locations or we can deliver direct to job sites.
Prices can vary by location in the US. Its always best to text or call us to get an exact quote fo the exact amount of fiberglass insulation that you need.
U.S. Department of Energy Recommended Total R-Values
The following 2008 Department of Energy zone recommendations are based on comparing estimated future energy savings to the current cost of installing insulation. The DOE gives a range for many locations for the following reasons:
- Energy costs vary greatly over each zone
- Installed insulation costs vary greatly over each zone
- Heating and cooling equipment efficiency varies from house to house
- Best estimate of future energy costs may not be exact.
- Reference : Department of Energy Insulation Fact Sheet
(DOE/CE-0180 2008 update) DOE/CE-0180 2008, Insulation Fact Sheet.
Johns Manville Fiberglass Insulation videos
Correct attic insulation is the best method to avoid heat energy loss in the winter season as well as retain cool air in the summer. So it’s time to pay attention to what’s happening up there.
If you seem like your domicile is leaking money through a drafty or unsealed attic, carry out a power audit and/or make use of a thermal electronic camera to find cool areas up there. It’s possible to load those openings though, depending upon the age of your insulation, you might be much better off replacing your attic room insulation outright instead of filling out the gaps.
Let us’s Discuss R-Value
To begin, identify what R-value is suggested for your online on your place. You can discover this information from the Department of Energy. If you aren’t familiar with R-value, it’s in essence an insulating product’s resistance to hotness circulation, gauged by its thermal resistance or R-value. The higher the R-value, the much more efficient a shielding material is. Your home’s R-value rating will assist you towards the type of insulation you need.
Generally, an attic’s R-value should be between R-30 and R-49. In especially cold climates, you might go up to R-60. Let’s state the insulation you have actually picked has an R-value of 3 per inch and you ‘d like to accomplish an overall value of R-36. You’ll want about 12 inches of insulation material.
The following are one of the most common alternatives for attic room insulation, along with a ballpark figure on rates.
Covering or Batt Insulation
Blanket or Batt insulation is readily available as batts or rolls and also is the simplest Do It Yourself insulation product. Actually allot of homeowners pick this DIY project as you can save over $1 per foot by setting up ot on your own. It’s readily obtainable in fiberglass, mineral wool, plastic fibers, and 100% natural fibers. Fiberglass batts is one of the most low cost of the lot. This type of insulation is suitable for attics with standard spaced beam of lights and also joists and also really few obstructions. A lot of batt insulation batts are 16 inches or 24 inches in width. They are available in 4 foot pieces.
You can also get fiberglass attic insulation in unfaced or encountered. The encountering acts as a vapor obstacle. It can also assist emit heat either back into your home for cold environments or revoke your home for warmer latitudes. You intend to apply the facing either in or out relying on your environment.
Batts must be thoroughly cut to fit comfortably around vents to maintain their R-value efficiency. Pricing can vary based on density as well as product, yet it’s typically 0.15 to 0.90 cents per square foot. You can anticipate an R-value of 3.1 to 3.8 per inch.
Loose Pack insulation
Loose-fill insulation additionally referred to as Blow in insulation is awesome for installing in attic rooms with extremely little headroom and also many different obstructions such as vents as well as cross-beams. It can be efficiently blown over existing insulation and also is offered in fiberglass, cellulose, and mineral wool. Cellulose is one of the most efficient product and also has an R-value of 2.2 to 3.8 per inch, however if introduced to moisture it can get moldy.
This sort of insulation can be purchased from Pacific Insulation as well as spread yourself, or you can rent out a user friendly equipment that blows it in position, which will set you back concerning $100 daily. If you work with a professional, it costs about $1 per square foot.
Pacific Insulation offers numerous brand names of bathrooms fill blow in insulation The pricing is the same for all fiberglass blow and all brand names function relatively the exact same.
Spray Foam insulation
This type of insulation is pricey and not a diy job, however it has among the highest possible R-values at 3.5 per inch for open-cell and 6.5 for closed-cell.
Both types are made with polyurethane. The difference is that closed-cell foam cells are full of a gas that helps the foam expand to load the rooms around it. Open-cell foam cells are full of air, which provides the insulation a spongy texture. Both types of insulation offer an effective air barrier, yet closed-cell insulation can also work as a wetness vapor barrier if that is required.
Open-cell spray-foam insulation is about $2 to $2.25 per square foot and also closed-cell spray foam has to do with $3.25 to $3.50 per square foot.