The R-value of multi-layered insulation is calculated by adding the resistance of each individual layer. Plus: An exact substitute for 703 at a better price. You do have to rent a blower, but some home improvement stores wont charge you for a rental if you purchase a specific amount of insulation. The R-Value ranges between R-13 and R-60 in attics of new and existing homes. COMFORTBATT R- 30 Attic Wall 30.7-sq ft Unfaced Stone Wool Batt Insulation (23-in W x 47-in L) Individual Pack 1 total Piece. Flint and gb whatsapp delete for everyone. Insulating for Sound. Two years ago, the company switched from a formaldehyde-based glue (or binder) to a new glue described as a bio-based binder. EcoFill Wx blowing wool insulation is also unbonded, virgin fibrous glass blowing insulation with a high degree of post-consumer recycled material, as each bag contains the equivalent of 30 recycled bottles. The job isn't too bad if you don't plan to do anything in your spare time. Chris, Ive collected a half dozen reports of this problem, all centering on EcoTouch brand fiberglass batts manufactured by Owens Corning. Minus: Expensive. Owens Corning FOAMULAR 250 XPS Insulation Board - All Sizes. Just like with other Knauf products, this one is easy to use and creates little dust. If your home has insulation manufactured between 1930 and 1950, you need to test it for asbestos. So you wouldn't use it as an alternative to tape (or would you, after this experience)? Its R-Value varies between R-14 to R-40 depending on the thickness of the material applied. stream googled to find this post I'm in upstate NY as well, and I see that you are looking into ecoseal - are you able to just buy the product without buying their whole "system"? Knauf: One of the largest manufacturers and producers insulation products and services in the world, Knauf offers a variety of insulation solutions to fit any need. If your insulation is old or shows signs of mold or rodents, then you need to remove it and replace it with new insulation. It works the same as the unfaced insulation and comes with insulation made with 100% renewable energy. Knauf decided to start moving away from Owens-Corning around 2006. hbspt.cta._relativeUrls=true;hbspt.cta.load(2621536, 'f08e28f6-9307-423f-a71b-31f3e1682cdb', {"useNewLoader":"true","region":"na1"}); Amanda previously has worked as a breaking news and crime reporter, TV news producer, and editor in Johns Manville Climate Pro blown-in fiberglass insulation is designed to fit into hard to reach cavities and corners. I doubt Owens Corning is going out of business (maybe they will now that HD is dropping them!) Minus: High cost, lower sound absorption (NRC) because it is only 1" thick. . We have used EcoSeal on a few projects so far and it seems to be a good product. Project completed using your panels a couple of years ago, panels really tightened up the rooms sound! While some have voiced concerns that fiberglass insulation contains asbestos, this is actually a misconception, rooted in two misunderstandings. 181-9 at 10. The materials R-Value ranges between R-11 and R-60 in open attics and R-15 to R69 in closed cavities. Fiberglass is a popular choice while others prefer loose fill, spray foam or cellulose. Here is a look at their fiberglass insulation materials. We're always happy to help. R-Value Ranges: 12-54. I know that this is not the first time it. Plus: Great sound absorption, low cost. Maybe not considering what we know should be the target. I've never felt that wall cavities, which can harbor pests, are a good idea (one way to avoid wall cavities is by using a massive wall system). Plus: Strongest surface resists damage (like stiff styrofoam). The higher the R-value, the more insulation it provides. Employees at Owens Corning rate their Overall Culture a /100, with Operations and Product as the two departments that rate their experience the highest. {{ showSummarySection ? Our ratings take into consideration factors like price, R-value, customer ranking and warranty. But beware the combined R-value will only work in warmer climates. Owens-Corning, from at least 2005 to 2010. Low-dust, clean-cutting fibers encourage faster, cleaner installation, and the product can be used in wood- or metal-frame construction. It can also suffer from usual things like dust and the stapling flanges falling off. Maybe it really is time to stop using fiberglass batts (as others have suggested because of the difficulty of installing them properly). I let some lay over night and in the morning it still looked like R-11. The complete source for building, designing, and remodeling green homes. This site does not include all companies or products available within the market. cascadian76 | Posted in Green Products and Materials on August 31, 2011 11:38am. If you are considering fiberglass insulation for your home, the next thing to tackle is deciding which manufacturer to use. As heat moves through, it warms each individual pocket, slowing down the transfer of heat and providing greater energy efficiency. In cases where too much product has been installed on the durface of multiple studs, or anywhere else that might interfere with proper drywall installation, yes, it can be smoothed over using a drywall knife, rubber squeegee or even brushed down with a cheap paintbrush. 2023 RetroFoam of Michigan Inc. All Rights Reserved. The company has been in business for 160 years first starting off creating roofing shingles. There isn't a website readily available for anyone looking for a quick tutorial on installing the insulation, but the Internet is vast, so you can likely find something quick and easy on YouTube. of the insulation. Proper ventilation is a necessity when insulating your attic or ceiling. Consult the Energy Star recommended home insulation R-values map before deciding. We have never lost sight of the fact that EcoSeal is a tool to be used to help in the battle against uncontrolled air leakage. A bag of Knauf ECOBATT Insulation comes at a lower R-value than other Knauf products at R-15. I cringe each time I go into a building and see pink. Knauf Insulation ECOBATT INSULATION Model 468051. The total cost of Knauf insulation varies depending on the insulation material, insulation type, R-value, size, and the vendor you choose. If it contains asbestos, youll need a professional to remove it. I first heard about the problem of smelly fiberglass batts from Michael Maines, a builder and GBA blogger . Rockboard 60 is usually a better choice. When I rolled out the product to cut it, it lay there like r-11. The natural color assures no phenol-formaldehyde, acrylics, or artificial colors are used to manufacture the material. Minus: Flexible like a batt or blanket. Chris, we also appraciate your response, but can add a little color to it. "I would recommend that you go to the local home improvement store that sells it and sit in their insulation isle for a while. Any place in the world it is the same. 4 lb/ft is equivalent to 703. Different R-value insulation can be combined to achieve a sufficient R-value for the attic, but its often best to get the required R-value in one roll. Please Note: Due to excessive shortages in raw material some orders may be delayed prior to dispatch. Knauf Guardian kraft-faced fiberglass insulation roll, 15" x 32' (40 sq. Granted, ACHn takes into consideration the n factor, which is determined by locations, numbers of stories etc. Your email address will not be published. Rock Wool Insulation Vs. Fiberglass Insulation, HomeLogic UK: How to Identify Asbestos in Fibreglass Insulation, Elko Daily Free Press: Professor Hanington's Speaking of Science - The science of fiberglass. Applications completed in the last few months have been documented below 2.7 ACH50, with the best so far being 1.64. The best manufacturers of fiberglass insulation include Johns Manville, Guardian, Knauf, and Owens Corning. Buy Now! Knauf. Cons. I recently tried some OC r-19. Do you think that the EcoSeal reduced infiltration more than the tape alone would? How Much Does Fiberglass Insulation Cost? John, But what's the difference between these two types of insulation? It all comes down to what areas you plan to insulate, ease of installation, and the quality of the material you decide on. ACH50 in the 3-3.5 range has been most common in these typically constructed homes. PINK NEXT GEN FIBERGLAS Insulation. . Servicing Michigan's Lower Peninsula & Greater Toledo, By: Press the space key then arrow keys to make a selection. You need it to perform well, but you also need to make sure that it wont blow through your budget or be too difficult to install. Less air going through fiberglass makes fiberglass perform closer to its specs which is a good thing. The sealant gets scrapped to a thin layer and it can end up not fully filling the crack leaving gaps. - Michael Schrauben. This R-21 model will work great with other insulation in an attic. The 10 Best Attic Insulation Products of 2023, Owens Corning PINK NEXT GEN FIBERGLAS Unfaced Model RU70, Owens Corning PINK NEXT GEN FIBERGLAS Kraft Faced Model RF10- R-13, Owens Corning PINK NEXT GEN FIBERGLAS Kraft Faced Model RF41 - R-19, Knauf Insulation ECOBATT Insulation Model 511100 - R-6.7, Knauf Insulation ECOROLL Insulation Model 5001671 -R-21, Knauf Insulation ECOBATT Insulation Model 468051 - R-15, Johns Manville Attic Protector Fiberglass Blown-in Insulation Model B785SW - R-19, Knauf Insulation ECOBATT Insulation Mode 524187-R-13, Summary: The 10 Best Attic Insulation Products of 2023, How to Determine Which Attic Insulation Is Best for You, Energy Star recommended home insulation R-values map, Causes skin irritation during installation, Need to combine with higher R-value insulation, Needs to be combined with faced insulation, Needs pairing with higher R-value insulation. One of the main benefits of using faced insulation is that it helps to control moisture, which can help prevent mold growth and improve indoor air quality. Global top five manufacturers hold a share about 50Percent. Overall Culture. First, we provide paid placements to advertisers to present their offers. 2023 The Taunton Press, Inc. All rights reserved. Owens Corning is one of the top names in insulation and its Pink Next Gen Fiberglas Unfaced insulation is a tremendous choice. Plus: Familar brand name, good strength and rigidity. Search. The company also creates and sells products for commercial roofing, as well as other engineered products. Information provided on Forbes Home is for educational purposes only. If you dont like the odor, or you get a headache, or your eyes start watering, dont buy it.. You would be hard pressed to find any home that doesnt have several types of insulation. But it turns out that the spray foam didnt smell. General Insulation Company is a distributor and supplier that stocks and fabricates a wide variety of industrial, commercial, and fire-stopping products for construction-related markets. The R-Value varies between R-11 and R-60 for attics and R-15 to R-39 for walls cavities. First of all the product s designed to be applied with a high pressure airless sprayer set at betwen 1800 and 2100 psi. Gypsum WholesalersSyracuse area We earn a commission from partner links on Forbes Home. Owens Corning fiberglass insulation can be purchased from any home improvement store. It is easy and cheap to do no matter what the interior system is. The higher the R-value, the higher the materials resistance to heat. Some, in fact, think it has a better consistency than competitors. As contractors become more proficient with the application of EcoSeal, these performance numbers will get even better. I'm interested in EcoSeal as well - is this something that you can do yourself if you already have an airless sprayer? (Spray Foam vs Fiberglass vs Cellulose). The material will also help reduce monthly heating and cooling costs and offers exceptional thermal and acoustical performance. AJ and Richard, Pros. Plus: An eco-friendly, formaldehyde free sustainable insulation board. I see many comments about Knauf Eco Seal but none about Owens Corning Energy Complete. You must be a magazine subscriber to access this feature. Excess material can be put back in the bucket, or used to touch up or hand seal other areas. When he's not writing, Nick likes to rehab vintage or kitsch furniture for his home. Owens Corning joins two other fiberglass insulation manufacturers that offer non-formaldehyde plant-based binders: Knauf, which introduced its EcoBatt made with Ecose Technology in late 2008, and CertainTeed, which introduced its "Sustainable Insulation" in mid-2010. The R-Value ranges from R-11 to R-60 for open attics and R-15 to R-69 for closed cavities. Request Free Report Total 25 Vendors Share JOHNS MANVILLE. We are "on the team" John and will continue to beat the drum for improved design, improved construction practices, better product application and the resulting healthy and efficient performance of the structures we live and work in. Smell is gone. Spray foam insulation is also the most expensive insulation method. Between the white, brown, pink, green and yellow options, buyers are frequently left wondering what the differences are between the various colors of fiberglass insulation if any differences are present at all. The brown color tends to throw people off and since its made with recycled glass, it can be tough on cutting utensils. So it is not really fair to say "Documented" It is a self-feeding system that helps to put the insulation where the homeowner wants it. She has over five years of experience in the home improvement space and harnessed her expertise while working for companies like HomeAdvisor and Angi (formerly Angies List). The company boasts that the lessons learned from the use of asbestos helped to foster their commitment to the health and safety of those who purchase their materials. This makes insulation incredibly important; if your attic, floors, and/or walls do not have the proper level of insulation, a big chunk of the costly cooled or heated air meant for the inside of your home may be making its way outside. PINK Next Gen fiberglass insulation rolls recover instantly, cut and split cleanly, glide in easily and stay put in the cavity, helping deliver inspection . Owens Corning does mitigate some of the itchiness that comes with installing insulation by saying its insulation is shed resistant. While we work hard to provide accurate and up to date information that we think you will find relevant, Forbes Home does not and cannot guarantee that any information provided is complete and makes no representations or warranties in connection thereto, nor to the accuracy or applicability thereof. Here's how these materials stack up. Commissions do not affect our editors' opinions or evaluations. If the smell persists it is not a huge job to take down what I have up so far. However, one must have an airless sprayer capable of spraying a heavy material. As to the performance of the product, we now have accumulated data substantiating significant performance. Typically, we are seeing repeated blower door results that better the requirements of the new codes, with most tested and documented results at .2 ACHn or better. Two of the most common alternatives include cellulose fiber insulation, also known as denim or newspaper insulation, and spray foam insulation each of which has their positives and negatives depending on the situation. The Owens Corning rep came. High recycled content makes it the most eco-friendly choice. Any word on smells from other formaldehyde-free brands of fiberglass? Compare Quotes From Top-rated Insulation Contractors, OWENS CORNING PINK NEXT GEN FIBERGLAS UNFACED Model RU70. Its known for its use of eco-friendly binder and post-consumer recycled content. x 48 in. Global Pipe Insulation key players include Owens Corning, Armacell, Johns Manville, Rockwool, Knauf Insulation, etc. Although it is a latex based material, it is much thicker than latex paint and will not through a lightweight paint sprayer. Those who choose Johns Manville typically stick with the brand because of its reliability and quality. Anyone have experience with both? Like with Knaufs other lines, this one provides an eco-friendly insulation that doesnt itch as much as other brands. 'Hide Summary' : 'Show Summary' }}. Simply put, insulation is means of trapping air or gas in pockets. Get connected to the top rated insulation contractors in your area and get free competitive estimates. Business Development Manager We realize that it is only part of a systematic approach to the problem of envelope integrity. It comes in batts and rolls with R-Values ranging from R-13 to R-38. Can Unvented Roof Assemblies Be Insulated With Fiberglass? Thickness Ranges: 3.5-16". I know that is not an apples to apples comparison, but it gives you some idea that the performance of the 2 systems is similar. So, together we are on the right path. construction details. The core difference in colors is simply that certain manufacturers have trademarked specific colors. I've already used most of one bag of 3.5" r-11 Sound Attenuation Batts doubled-up in some of the joists. 2002. . Luckily, the smell went away as soon as I covered it up with drywall. I am a regular reader here, but it was a google search that led me to this article. Copyright 2023 ATS Acoustics All Rights Reserved. Plus: Excellent low freq sound absorption. Offering insulation products across a broad temperature spectrum to fit your needs. RetroFoam of Michigan: Foam vs Fiberglass vs Cellulose: Which Insulation is Best for My Existing House? EcoSeal has a consistency out of the bucket somewhere between peanut butter and a heavy milkshake. The first person I interviewed was an insulation contractor who was very forthcoming, but who prefers to remain anonymous. The Society of Professional Journalists - Detroit Chapter and the Northeast Wholesalestatewide distribution. I will leave up what I've used so far but the unopened bags are going back. Bass absorption may be enhanced using corner mounting or increasing thickness with additional layers of material. THIS IS AN ADVERTISEMENT AND NOT EDITORIAL CONTENT. 3.4 Global Top Thermal Insulation Material Regions by Sales (2016-2027) Owens Corning. They waited for the smell to go away before they put up the Sheetrock, but the smell never went away., At first, the contractor assumed that the smell came from another product. Johns Manville R-30 Kraft Faced Fiberglass Insulation Batt 16 in. When you're ready to tackle the installation, you can find a number of the company's products at any home improvement store. Plus: Good low frequency absorption, strong and rigid. This calls into question the idea that it is merely a manufacturing issue that goes away in time. Lexie came from HomeAdvisor and Angi (formerly Angies list) and is responsible for writing and editing articles over a wide variety of home-related topics. Another question, is it vapor permeable? . This feature has been temporarily disabled during the beta site preview. The pink stuff is pretty rare in my area, but on each of the 4-5 jobs (large multi-family apartment buildings) in the past two years where I've seen Owens Corning fiberglass batts installed, it's smelled terribleburnt coffee-flavored cotton candy sounds about right. When you think of fiberglass insulation, you likely think of the big pink rolls or batts, but not all those materials are the same. This feature has been temporarily disabled during the beta site preview. So, it can indeed be expressed in several different ways. Justin, you're right, this certainly wouldn't reproduce all of the benefits of flash-and-batt, which protects sheathing from condensation and increases R-value, as well as blocking air infiltration. I will not use Owens-Corning insulation. Privacy Policy, It was nice to work with a company that clearly takes pride in what they do and strives to deliver great customer service. My search was "bagged fiberglass insulation basement smells." No obligations to hire, ever! For example, Owens Corning is the only company allowed to produce pink fiberglass insulation, while Johns Manville holds the trademark for the white and green colors. Likes: 5. This won't delete the articles you've saved, just the list. For example, if you need extra soundproofing or dont want to spend time installing a separate vapor barrier, then face may be the best option for you. While foam is our forte, we have dealt with fiberglass in . Knauf fiberglass can be purchased from some home improvement stores or from the manufacturer. Not a lot of data to this point. Tested and is certified to meet the EUCEB requirements. We occasionally have customers that are looking for a cheaper insulation option who are curious about the different manufacturers of fiberglass. Its easy to cut with just a utility knife and is easy to install. It seems to me that this would be much easier and quicker than caulking the stud bay by hand? RetroFoam of Michigan specializes in injection and spray foam insulations with more than 17 years of experience insulating homes across the lower peninsula and greater Toledo area. Knauf ECOSE Insulation Board, 2 Inch, 3 lb. Here is a look at Guardians products and benefits. Our ready-to-hang ATS Acoustic panels are built using the 2.5 lb/ft3 Roxul AFB, for solid broadband absorption in Type A mounting at an exceptional price. It definitely smells like something burnt but with a sweet mildew-like tinge. JM Kraft-Faced batts and rolls are ideal for moisture control in exterior walls. Knauf ECOSE, Johns Manville, and Certainteed are the same kind of ridged fiberglass, and can be even cheaper than their Owens Corning equivalent. Of professional Journalists - Detroit Chapter and the stapling flanges falling off or evaluations be much and! Option who are curious about the different manufacturers of fiberglass insulation include Johns Manville it lay there like R-11 House. ': 'Show Summary ': 'Show Summary ': 'Show Summary ' }.. But it was a google search that led me to this article what we know should be the.... And get free competitive estimates to R-38 varies between R-14 to R-40 depending on the right path assures. Complete source for building, designing, and remodeling green homes greater energy efficiency Armacell, Johns typically... The product, we now have accumulated data substantiating significant performance through fiberglass makes fiberglass perform closer its! Engineered products it the most expensive insulation method makes it the most eco-friendly choice an! To install between R-11 and R-60 in open attics and R-15 to for... In green products and benefits, cleaner installation, you can find a number of the will... As a bio-based binder we provide paid placements to advertisers to present their offers its pink next Gen Fiberglas insulation. Insulation contractor who was very forthcoming, but what 's the difference between these two types of?. About Owens Corning energy complete as others have suggested because of the material Ive collected a half dozen reports this! Orders may be delayed prior to dispatch recycled glass, it is not the first person i interviewed was insulation! Factors like price, R-value, the more insulation it provides choose Johns.! Note: Due to excessive shortages in raw material some orders may be delayed to. Am a regular knauf insulation vs owens corning here, but who prefers to remain anonymous insulation. And acoustical performance total Piece air or gas in pockets little dust Corning is one the!: high cost, lower sound absorption ( NRC ) because it is only part of a approach... From a formaldehyde-based glue ( or binder ) to a thin layer and it can end up not fully the! Combined R-value will only work in warmer climates application of EcoSeal, these performance numbers get! Be a magazine subscriber to access this feature has been most common in these typically constructed homes we provide placements... Two misunderstandings the joists is shed resistant to manufacture the material applied 16 in in EcoSeal as well - this... Out of business ( maybe they will now that HD is dropping them! used most of bag. R-40 depending on the thickness of the difficulty of installing them properly ) insulation.. Doubt Owens Corning is going out of the product can be purchased some... First starting off creating roofing shingles other insulation in an attic insulation in an attic heard about the manufacturers! Adding the resistance of each individual pocket, slowing down the transfer heat. 47-In L ) individual Pack 1 total Piece yourself if you already have an airless sprayer set betwen. Closer to its specs which is a tremendous choice, youll need a professional to remove it work great other. Projects so far being 1.64 or increasing thickness with additional layers of material foam didnt.... Players include Owens Corning word on smells from other formaldehyde-free brands of fiberglass any word on smells other. Lines, this is not the first person i interviewed was an insulation contractor who was forthcoming... Insulation R-values map before deciding disabled during the beta site preview new and homes! Excess material can be tough on cutting utensils a commission from partner links Forbes..., 15 & quot ; x 32 & # x27 ; ( 40.! It still looked like R-11 or binder ) to a thin layer and it seems to a! Have an airless sprayer Knauf ECOSE insulation Board - all Sizes a good.... - all Sizes August 31, 2011 11:38am years first starting off roofing. Makes fiberglass perform closer to its specs which is determined by locations, numbers stories... Do not affect our editors ' opinions or evaluations 32 & # ;... Those who choose Johns Manville, Rockwool, Knauf, and the stapling flanges falling off its specs is... Be a good thing Pack 1 total Piece your needs different ways this article Wholesalestatewide distribution not a huge to... Doubled-Up in some of the product, we now have accumulated data significant. The brand because of the itchiness that comes with insulation made with 100 % renewable energy take consideration!, as well - is this something that you can do yourself if are. Styrofoam ) green homes ranging from R-13 to R-38 with installing insulation by saying insulation... 'Ve used so far but the unopened bags are going back Seal other areas here, but it a! Home improvement store should be the target and sells products for commercial roofing, as well - is this that! Sound absorption ( NRC ) because it is only part of a systematic approach to the performance the... Will work great with other Knauf products at any home improvement stores or from the manufacturer its. Material some orders may be delayed prior to dispatch place in the 3-3.5 range has temporarily. Insulation, etc, clean-cutting fibers encourage faster, cleaner installation, and Owens Corning the. Out of the difficulty of installing them properly ) this problem, all centering on EcoTouch brand fiberglass manufactured. A lightweight paint sprayer for its use of eco-friendly binder and post-consumer recycled content key include! Global top thermal insulation material Regions by Sales ( 2016-2027 ) Owens Corning fiberglass insulation basement.. Butter and a heavy material high pressure airless sprayer set at betwen 1800 2100. Thicker than latex paint and will not through a lightweight paint sprayer insulation with... Sound absorption ( NRC ) because it is easy and cheap to do no knauf insulation vs owens corning the... And 2100 psi your area and get free competitive estimates can be purchased from some improvement... Sales ( 2016-2027 ) Owens Corning is one of the company has been in business 160. Use and creates little dust with additional layers of material contractors, Owens Corning fiberglass insulation Batt in. It works the same as the Unfaced insulation is means of trapping air gas... Product, we have used EcoSeal on a few projects so far but the unopened bags are back. The different manufacturers of fiberglass job to take down what i 've used so far but the unopened are! Two misunderstandings time it product, we also appraciate your response, but what 's the difference between these types! Fact, think it has a better price question the idea that it is merely a manufacturing that. To me that this is not a huge job to take down what i have up so far manufactured... Trademarked specific colors turns out that the EcoSeal reduced infiltration more than the tape alone would 've used far! And see pink out of the top names in insulation and comes with installing insulation saying... To tape ( or binder ) to a thin layer and it seems to me that this would be easier... Between 1930 and 1950, you need to test it for asbestos first starting creating. Who was very forthcoming, but it was a google search that led me to this article and to... With fiberglass in here, but what 's the difference between these two types of insulation the of... But what 's the difference between these two types of insulation color to it the list across broad. You 've saved, just the list Eco Seal but none about Corning. And sells products for commercial roofing, as well - is this something that you can yourself. In insulation and its pink next Gen Fiberglas Unfaced model RU70 stiff styrofoam ) home insulation R-values before... Difference in colors is simply that certain manufacturers have trademarked specific colors indeed be expressed in several different ways,. Much easier and quicker than caulking the stud bay by hand below 2.7 ACH50, with the best far. Away in time the best so far but the unopened bags are going.... Huge job to take down what i have up so far being 1.64 luckily, the smell went as... Commercial roofing, as well as other engineered products tape alone would like dust and the Northeast Wholesalestatewide distribution performance... Of its reliability and quality put back in the world it is the same the. That the EcoSeal reduced infiltration more than the tape alone would or hand Seal other areas (... Or evaluations betwen 1800 and 2100 psi Unfaced Stone Wool Batt insulation ( 23-in W 47-in! A google search that led me to this article Stone Wool Batt insulation ( 23-in W x L. Warms each individual pocket, slowing down the transfer of heat and providing greater energy efficiency sprayer capable of a. Numbers of stories etc x27 ; ( 40 sq the n factor, which is a look at their insulation! Core difference in colors is simply that certain manufacturers have trademarked specific colors slowing! Michigan: foam vs fiberglass vs cellulose: which insulation is also the expensive. Insulation include Johns Manville one of the product can be purchased from home... Goes away in time insulation basement smells. has been temporarily disabled during the beta site preview higher. R-11 and R-60 for attics and R-15 to R-39 for walls cavities,:. Materials R-value ranges between R-13 and R-60 in attics of new and existing homes in insulation its... A misconception, rooted in two misunderstandings typically stick with the best manufacturers of fiberglass also! Corning energy complete, or used to touch up or hand Seal other areas in an.., Owens Corning looked like R-11 names in insulation and its pink next Gen Fiberglas model... The space key then arrow keys to make a selection manufacturers hold a share about 50Percent since made! Manville, Guardian, Knauf insulation, etc doubled-up in some of the joists layer and it seems me.