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Johns Manville R-19 15 in. x 48 in. Unfaced Fiberglass Insulation Batt (8 Bags)

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  • Johns Manville R 19 15 Unfaced
  • John Maville unfaced fiberglass insulation
  • Energy star logo
  • FormaldehydeFree
  • Johns Manville Insulation
  • Cheap insulation
  • R19 Insulation
  • Made in USA

$399.98 $316.56

JM R19 15 48 Unfaced Fiberglass Insulation Batt (8 Bags)

Johns Manville 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. R 19 is best for exterior walls and subfloors or anywhere you have 2×6 studs.

  • Pre-Cut & Easy to Install for standard size wall cavities
  • Formaldehyde-free: CS Certified to be formaldehyde free
  • Sound Control: Reduces sound transmission through exterior and interior walls, floor and ceiling assemblies.
  • Thermally Efficient: Effective resistance to heat transfer
  • 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
  • 90 Square Feet per Bag
  • 9 Pieces per bag
  • 4 Bags per Master Pack
  • Fiberglass Insulation Batt 15 in. x 48 in.x 6.5 in thick

Call or text (424) 343-6530 . We can deliver direct to your site. Call Us Now (424)343-6530 or Message Us Now for bulk pricing.

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Description

Johns Manville R19 15 x 48 Unfaced Fiberglass Insulation Batts (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: CS Certified to be formaldehyde free
  • Sound Control: Reduces sound transmission through exterior and interior walls, floor and ceiling assemblies.
  • Thermally Efficient: Effective resistance to heat transfer
  • 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
  • 90 Square Feet per Bag
  • 9 Pieces per bag
  • 4 Bags per Master Pack
  • Fiberglass Insulation Batt 15 in. x 48 in.x 6.5 in thick

Intallation Instructions

Data Sheet 

Product Selector Guide

About Johns Manville

Johns Manville Unfaced Fiberglass Batt insulation is Made in the USA. All batts are precut to friction fit into standard spaces. Established in 1858, Johns Manville is just one of the best quality and also most offered fiberglass insulation product in the Unified States.

Johns Manville makes friendly formaldehyde totally free fiberglass. They make fiberglass insulation for the home as well as commercial applications from R11,R13,R15,R19,R21,R25,R30,R38 and R49. JM gives quality insulation for noise, thermal and power conserving solutions for todays residences.

A substantial quantity of heat is shed through the roof, that makes the attic room an essential location to shield. Based upon the US Department of Energy advised R worth you ought to insulation your ceiling with R 30 or R38.

JM insulation is sold in huge box shops as well as likewise can be purchased with suppliers like Pacific Insulation. Pacific Insulation supplies an one-of-a-kind possibility to buy the same products at store at wholesale pricing. Property owner and also professionals have the possibility to acquire small or big amounts straight form the distributor. By buying direct we have the ability to use lower rates do to reduced operating costs. Purchasers can pick up from one of our 70 locations or we can provide direct to job websites.

Costs can vary by area in the US. Its always best to text or call us to get a specific quote fo the exact amount of fiberglass insulation that you require.

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

insulation map

Johns Manville Fiberglass Insulation videos

Call or text (424) 343-6530 . We can deliver direct to your site. Call Us Now (424)343-6530 or Message Us Now for bulk pricing.

The Best usages for R 19

Some more recent homes might have wall surfaces constructed with 2x6 studs. Use R-19 or R-21 kraft-faced fiberglass insulation for two-by-six (2x6) wall surfaces. This combination makes certain that the insulation is neither also loosened nor also snugly loaded within the walls.

Uses for R-19

R19 Insulation

In several areas of the country, R-19 insulation is advised for application in outer wall bays of new building projects. A different sort of insulation is used in locations like basements as well as attic rooms, and also to protect floorings. Due to the fact that R-19 insulation is just over 6 inches thick, it is fit for installation in building and construction projects that make use of two by six studs; it fits securely in the wall and protects against air from moving through spaces in the plywood on the walls.

Increasing to R21

R 21 Pacific Insulation

R-21 insulation has a greater density than R 19, although it is created to install into the same wall bay as R 19. It tends to be a little thinner than R-19 as a result of its denseness. Both can be found in rolls and are put in the same way. R-21 insulation is more reliable at avoiding the transfer of cold air, however it sets you back much more per square foot. Construction firms frequently utilize R-19 as the conventional insulation and might use R-21 insulation as an available upgrade to customers.

Value As Time Go On

Making a decision whether to make use of R-19 or R-21 insulation is mainly a issue of considering immediate costs over long-lasting savings. Depending upon the rates of each type of insulation and also the overall square video of the construction task, it might make more feeling economically to set up the a lot more pricey insulation due to the fact that it will save you cash in the future. Yet if the task is huge, R-19 might be the far better selection because it may take a long time to recoup the difference in insulation costs.

Why A Bit Too Much Insulation Can be a Bad Factor

Fiberglass insulation functions in part by capturing air pockets within the insulation. If you cram too much insulation right into a wall that is too slim, you reduce the insulation's air pockets as well as therefore lower its capability to give thermal resistance.

A thick down-filled jacket or sleeping sack functions the same way. When the insulating source fluff up and produce air pockets, thermal resistance is at its highest functionality. Bags or jackets that are wet or have been rolled up for a long period of time do not maintain body heat because there are fewer and smaller air pockets.

This is one reason that sprayed or rigid foam insulation functions well. Millions of small air pockets are primarily pre-installed in the insulation and they can not be compelled away.

How to Insulate Walls That Are Also Thin

It can be hard to maintain your residence cozy when you live in a cold climate where your R-value requires go beyond the space you have readily available in your wall surface tooth cavity. R-19 insulation only functions when it is set up in an appropriately-sized wall surface: one that enables the insulation to increase sufficient to create air pockets that catch warm air.

Blown-in cellulose wall insulation is usually considered to be a less efficient method of insulating walls when compared to rolled fiberglass insulation set up between wall surface studs. Cellulose insulation does not fit the wall dental caries as effectively as fiberglass insulation does.

Short of rebuilding your wall surfaces to thicker measurements-- a troublesome, pricey project-- look at alternative ways of stopping your costly man-made warm from leaving:

Include thick insulation batts to the attic. Batts are long strips of unrolled as well as unfaced fiberglass insulation. Mounting attic insulation is among the most beneficial ways to save energy and maintain your home warmer.

 

Additional information

MPN

U305

GTIN

031979175888

Brand

Johns Manville

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