Johns Manville R30 Insulation 16 x 48 Unfaced Fiberglass Batt (8 Bags)
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 - 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.
- Bags per Master Pack: 4
- Pieces per Bag : 11
- Best For: Attics, Floors
- Thermally Efficient: Effective resistance to heat transfer
- 58.66 Square Feet per Bag
- Fiberglass Insulation Batt 16 in. x 48 in.x 10.25 in thick
About Johns Manville Fiberglass Insulation
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. 1
- Reference : Department of Energy Insulation Fact Sheet
(DOE/CE-0180 2008 update) DOE/CE-0180 2008, Insulation Fact Sheet.
Johns Manville Fiberglass Insulation videos
Appropriate attic insulation is the most effective way to avoid heat energy loss in the wintertime and also retain cool air in the summer. So it's time to pay attention to what's occurring up there.
If you seem like your home is dripping cash by means of a drafty or unsealed attic, perform an energy audit and/or use a thermal cam to search for places up there. It's feasible to fill those holes though, depending upon the age of your insulation, you could be far better off changing your attic room insulation outright as opposed to filling in the spaces.
Let us's Discuss R-Value
To begin, identify what R-value is suggested for your home on your location. You can locate this information from the Department of Energy. If you aren't accustomed to R-value, it's in essence an insulating product's resistance to hotness flow, gauged by its thermal resistance or R-value. The greater the R-value, the more effective an insulating product is. Your house's R-value score will certainly lead you toward the sort of insulation you require.
In general, an attic's R-value must be anywhere between R-30 and R-49. In especially cold climates, you may increase to R-60. Let's state the insulation you have actually chosen has an R-value of 3 per inch and you wish to achieve a general value of R-36. You'll need to get about 12 inches of insulation building material.
The following are one of the most popular alternatives for attic insulation, along with an estimate on pricing.
Covering or Batt Insulation
Blanket or Batt insulation is available as batts or rolls as well as is the simplest Do It Yourself insulation product. As a matter of fact allot of homeowners select this DIY job as you can save over $1 per foot by mounting ot yourself. It's readily obtainable in fiberglass, mineral wool, plastic fibers, and organic fibers. Fiberglass batts is one of the most low cost of the lot. This kind of insulation is perfect for attic rooms with common spaced beam of lights as well as joists as well as extremely couple of blockages. A lot of batt insulation batts are 16 inches or 24 inches in width. They come in 4 foot pieces.
You can also buy fiberglass attic insulation in unfaced or encountered. The facing works as a vapor obstacle. It can likewise aid radiate warmth either back into your house for cold environments or revoke the house for warmer climates. You wish to mount the facing either in or out relying on your climate.
Batts should be very carefully trimmed to fit snugly around vents to retain their R-value performance. Pricing can differ based on thickness as well as material, yet it's generally 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 likewise known as Blow in insulation is fantastic for setting up in attics with really little space and also several obstructions such as vents and also cross-beams. It can be effectively blown over existing insulation and is offered in fiberglass, cellulose, and mineral wool. Cellulose is the most reliable product as well as has an R-value of 2.2 to 3.8 per inch, however if exposed to moisture it can get musty.
This sort of insulation can be bought from Pacific Insulation and spread yourself, or you can rent an easy-to-use device that blows it in position, which will certainly set you back concerning $100 daily. If you employ a pro, it costs about $1 per square foot.
Pacific Insulation offers different brand names of loos fill blow in insulation The cost coincides for all fiberglass blow and all brand names function relatively the exact same.
Spray Foam insulation
This type of insulation is expensive as well as not a do-it-yourself task, however it has among the greatest R-values at 3.5 per inch for open-cell and also 6.5 for closed-cell.
Both varieties are made with polyurethane. The difference is that closed-cell foam cells are filled with a gas that helps the foam broaden to fill up the rooms around it. Open-cell foam cells are loaded with air, which gives the insulation a spongy appearance. Both types of insulation supply an effective air obstacle, however closed-cell insulation can likewise act as a moisture vapor obstacle if that is required.
Open-cell spray-foam insulation is roughly $2 to $2.25 per square foot and closed-cell spray foam has to do with $3.25 to $3.50 per square foot.