Peter, sorry for the delay in responding to your comment. This means that all venting (soffit, ridge, gable or any other venting) must be removed or completely covered. I was hoping I could get some advice. Our home is a 1950's ranch sans wall insulation. Any poly spray foam birth defects or other issues to be concerned with during pregnancy? Borrowing from a window construction concept, Suppose I use two 1 or 1.5 inch thick foamboards sandwiched with a small airgap in btwn, with sprayfoam around the perimeter, would that sandwiched airgap have any insulating value in itself assuming my perimeter is sealed perfectly? In a properly insulated spray foam attic, the temperature won't be much higher than the house temperature. We’ve probably sprayed foam in 2,000 homes by now. We live in the Northeast and having trouble finding out if spraying closed cell poly foam in the crawlspace under our bedroom floor is a health benefit or health hazard. We have worked continuously to provide better-insulated homes and businesses for our customers, making us their preferred choice among spray foam insulation companies in their locations. How can I determine what the envelope is so I can do my own quality checks? There are hundreds of thousands of homes with spray foam insulation that work well. I'm very glad we didn't use the other foam as even that much outgassing of a petrochemical could have sent my wife to the hospital. Would ventilation during installation help any or woud the retardant seal off the foam and help that way? They installed it in 0.5"-8" lifts all in the same cavity, this left burned insulation and voids. The wife wants to fill the crawl space with foam, and yes I mean FILL. Another problem I've seen is that the installer sprays extra foam because they haven't identified the location of the building envelope, the boundary between conditioned and unconditioned space. Before getting our home insulation done. This place has no insulation at all, and by no insulation I don't mean hit or miss insulation. – The Truth Revealed (2019). Here in Texas, heat and humidity (except for the past few years of drought) are a continuing problem. In cold weather, hearing things pop isn't all that unusual as parts of the building shrink and pull away from each other. Even 1/2 inch of foam stops a lot of thermal bridging. Evergreen Power is a licensed and accredited Icynene contractor in the UK. And she did not have to clean up one speck of dust during or after the spraying. The good news, though, is that spray foam's problems are generally less frequent and easier to overcome with proper planning and follow through. The contractor wasn't sure if we had the recalled batch installed in our house or not. The foam guy said that it needed ventilation, so completely sealing the attic wouldn't be a good idea. Closed cell foam doesn't fill the cavity, so you've got to spot check in a bunch of places to make sure you don't get shorted. Since closed cell foam has a higher R-value per inch, installers generally spray 2" in walls and 3" in rooflines to meet the energy code requirements of R-13 and R-19, respectively. Some people have the mistaken impression that if you get spray foam in your house, your home will outperform all others. They must be trained to do that as they spray. Use spray foam insulation … Regarding time of separation, I don't recall how long it took on the house where I saw it, but I think it happens fairly quickly, as in hours. We've been writing about foaming & air sealing this week, too. It just has to be done right by someone who knows what they are doing. I do know of one person who had it removed from her crawl space because she was convinced it caused her dog to get sick, but I know only what she told me. I've heard that foam insulation blown into walls breaks down after some time into dust. One of spray foam's biggest selling points is its air-sealing ability, but it can't seal places where it's not sprayed. We are building a 1 story home with a room over the garage in Bluffton, SC. Is that correct? Some say the foam will act as a barrier from bad air in the crawl space (we already have an ezbreath 'air exchange' unit and plastic vapor barrier on the crawl space floor to help reduce basement and crawlspace humidity) Others (my law friends who work for NYC) say poly foam is not healthy to have under your room where you sleep. Does my home qualify for Icynene Spray Foam Insulation? … You can see my comments at the end of his article. This year every time it rains I'm getting water bubles behind the primer paint on outside and the paint eventually peels off down to the bare metal?? If you are getting ready to install spray foam insulation into your home, you may be running the risk of applying bad spray foam within the building. I am building a recording studio and considering filling the inner to outer walls with spry in foam. It seems to me that he's chosen the wrong metric and he's basing his conclusion on too many assumptions because he doesn't have enough data. I knew immediately when I walked into the attic that something was wrong because it was hot up there. Don't ever touch it. In the past 2 weeks our floors have started buckling all over. If there's an atmospheric combustion appliance in the attic, such as an 80 AFUE furnace, then you shouldn't be encapsulating the attic anyway. The problem was that the installer was doing his first spray foam job ever, and the thickness of the insulation varied from zero (visible roof deck) to about 9". Looking for advice please! The video below is from a house near Charleston, South Carolina that I visited recently, and you'll see that the homeowner in this case didn't get his money's worth. A little bit of uninsulated area like that adds up to a lot of heat loss/gain when the whole house has that problem, as it did here. I've had an article on thermal bridging taking shape in my head for a while now, and I'll certainly mention this aspect of it. As an official Icynene accredited contractor and installer, “is spray foam insulation dangerous” is one of the most widely frequently asked question we get from our customers. I think maybe the contractor came back and sprayed cellulose on top of the foam. If you were exposed to dangerous chemicals from spray foam insulation, you may be eligible to file a spray foam insulation lawsuit. Allison, the link to Martin's article was incomplete.. there is not a health rick unless you have off ratio uncured foam that has not mixed properly. I believe another problem is going to trump climate change, however - peak oil. As you can see in the floor photo and both roofs shown in this article, spraying foam over the joists/rafters isn't common practice with a lot of spray foam contractors. Hiring a professional that has worked with spray foam for years is the key here. When i see sprayfoam done, it is never a full depth of the studs, so you would get 2.5-3 inches in a 3.5" (2x4) wall. The company kept telling me that it was a good job and I had nothing to worry about, even after I'd had 2 other experienced sprayers from 2 different companies visually examine the foam and confirm that large areas appeared to be off ratio. In this case, permanency cuts both ways. We have a 1950's ranch in Atlanta and are interviewing foam contractors to spray open cell under the roof, with an "ankle wall" out towards the eaves to seal the attic. See the Energy Nerd's blog on this topic if you want to argue.). Research on Polyurethane spray foam insulation uk states that it has adverse effects on the health, and the chemicals it’s made of contain high levels of toxic material. Want to install foam insulation on ceiling and walls of craw space. This was closed cell foam, and interestingly, it didn't pull away from the horizontal framing members, just the vertical and sloped ones. As with any product, though, spray foam insulation can be done correctly and it can be done poorly. My point here is that that's not true. Getting a good installer if you're going with spray foam is crucial. I am sure, we all wondered how safe is spray foam insulation or questioned Is spray foam insulation dangerous or toxic? In the photo below, that wall with foam all over it has conditioned space on both sides. The popularity of spray foam insulation has steadily increased in recent years. Reducing drafts as every crack and cranny is sealed. The #1 Question to Ask before Putting Spray Foam in Your Attic. Thanks! The health and safety of our licensed spray foam contractors is as equally important as the health and safety of our customers. Propane prices were insane here and we were so glad we didn't have to have many fills. I would like to know how I can get proof that the product carries the manufacturers lifetime warranty, or has it been installed improperly throughout the entire house. Tim. Aside from the labour doing the job yourself, the cost seems comparable, is one better than the other? exposed roof deck, and am also concerned about the air pockets/gaps that exist behind every baffle. Bad is maybe a loaded word. (See my article on flat or lumpy insulation performance.). Can cement block crawl space walls be sprayed with foam insulation? We specialise in insulation and heating solutions. He tells me this is normal and that I need to put towels down to soak up water and deal with it. With open cell if it draws away it means it is to hot as well,you can dial the temp back and you are making good foam again. One of the nice things about using spray foam in new construction is that you can do a Blower Door test before the drywall goes in. For example, when encapsulating an attic by foaming along roof rafters and decking, the entire attic must be sealed to bring the attic inside the thermal boundary. Flat or Lumpy - How Would You Like Your Insulation? Why Do Icynene spray foam contractors wear personal protective clothing? Moisture generated indoors or that infiltrates into the home is responsible for the bulk of the moisture in an attic insulated with spray foam on the underside of the roof sheathing. Does Your Spray Foam Insulation Need a Thermal or Ignition Barrier? SPF safety The issue of the day is spray polyurethane foam (SPF) insulation products. So I hired an electrician to come out, pull down the cans, pull out what he thought was an appropriate amount of foam to create a big enough air space and then re-install the cans. We have a vented crawl space and the old insulation is drooping from moisture and the wood is wet. They also offered to spray a fire-retardant on for >$600. As this example illustrates, it's important to seal the envelope completely. The installer wasn't reading his foam correctly. It follows the prerequisites for a Class 0 surface, as mentioned in Paragraph A12(b) of Approved Document B 'Fire Safety,' to the Building Regulations 200. any thoughts? Manufacturers assert that the chemicals used in spray foam are supposed to lose toxicity once it is sprayed inside homes, but other research indicates that the foam releases formaldehyde gas … I don't know how this one ended up getting resolved. I cant seam to find a installed that wants to install no more than 2 inches, and thats not near my R-valve for South Carolina (Lake Greenwood)please send any advice that will help me to see what installer will perform the correct job. There are some wonderful things about spray foam insulation, but the price in health and embodied carbon is just too high. Icynene is the only foam on the market to achieve BBA, ETA, IAB certifications. SPF insulation contains chemicals called isocyanates that can cause skin and lung sensitization as well as irritation to the skin and mucous membranes like the eyes. One of the early contractors installed cardboard roof baffles to protect the soffit vents from traditional insulation. The homeowner paid extra and got nothing for it. This is a expense that i can only afford to do once. Do I assume by it being so infrequent that it is nothing to be concerned about? This effect reduces air flow in and out of the attic space to make it “unvented” or “encapsulated.” Foam reduces airflow in a home, so sometimes fresh air intakes need t… Spray foam installers missed some of the air leakage sites. Hello, thanks for the information. We are turning our roof into an unvented roof assembly by raising the roof and blowing in SPF. Last month the U.S. Environmental Protection Agency (EPA) released a new action plan for a key … They sprayed over the ceiling line to about 2 ft into the attic over some plastic panels. It has a Class 1 surface spread of fire when tested to BS476 Part 7 1997; when tested to BS476 Part 6 1989, the material accomplished a fire propagation index (I) of not more than 12 and sub-index (i1) of not more than 6. I got the name/number of the guy from her who managed her attic project, but between the time he did my house and the time he did her house, he was let go from the company who did her attic and hired by another company. I haven't seen the full report, but based on the summary he wrote on the Green Building Advisor website, I question the science. Unit 35, Capital Business Centre, South Croydon, CR2 0BS 0800 689 1894 email@example.com. The safety of all our customers is our top priority, therefore we have put various measures in place to ensure all the government guidelines are adhered to. We were asked to remove foam from a number of attic spaces, I went down price the job and was surprised at how thick and thin it was in parts, some parts pulled away with no problem, others parts were stubborn and in all areas left crumbs of it stuck to the rafters. I have closed cell spray insulation sprayed on my attic roof, soffits for a closed system. I billed the firm for the electrician plus an extra night we had to stay in the hotel and they paid, no questions asked. We just had our foam rep. up last week training some of our installers. What is Spray Foam Insulation. Unfortunately, the spray crew didn't speak English(at least not to me) and were kinda lazy, so they ended up spraying over some can fixtures from the kitchen below that were not insulation-contact rated. Don't do it! Anything we need to know about? VERY cold winter. The foam was such a mess the houses were unsellable. But don’t use TigerFoam, HandiFoam, and all other 2-part builder-applied foams. The rapid growth of sprayed foam insulation … Justin, Justin: that method works great, the catch is making sure you but all the sheets together nice & tight & get them held in place. The installation … stop by I still have some that has not been replaced. It is all water vapor. We noticed recently that some of the foam was shrinking and seperating from the floor joists. We are authorised and regulated by the Financial Conduct Authority FRN 756392 for the purposes of credit broking. “Homeowners who are exposed to isocyanates and other spray foam chemicals in vapours, aerosols, and dust during or after the installation process “run the risk of developing asthma, sensitization, lung damage, other respiratory and breathing problems, and skin and eye irritation.". Subscribe to our blog! So yes, a nationally recognized certification process would be a boon to the good operators in this business. Fiberglass may be foolproof to install, but then again it has a terrible R-Value compared to a good spray foam. Icynene can likewise be cut into without presenting health dangers if you need to replace or add extra wiring, but remember that on the off chance that you do this, you could altogether affect the insulation of your home as Icynene provides an air seal to avert heat loss to your home. Additionally, I had heard that BASF is proactive in tracking installations daily to ensure performance metrics are being met. This is mainly based on older insulation methods, such as Polyurethane, and modern insulation alternatives, such as Icynene, offer an economical and air quality improving alternative. Allison, I was a student at southface last august when you were teaching with mike. The local foam installer that I used here in Hilton Head told me he looked for some peeling back of the foam. As of October 2012, 1 year and 2 months of dealing with the contractor I told them I want proof that what has been installed carries a warranty or I want my money back and I will fix the problems myself. If the installer you've chosen doesn't understand this, you may want to choose someone else. I'm sitting in a hotel, 2 of my cats are in boarding, and we've all been exposed to off ratio foam vapors as well as the old celluose insulation dust that was spread through out my whole house when I let the same people come in to remove the off ratio foam (upon the advice of the manufacturer's rep). The coverage needs to be uniform because a lot of heat will go through the under-insulated areas. Our home stays toasty warm in winter without burning through the propane so fast and cool in the summer. Air Barrier - Leaks cost you a bundle. All rights reserved. If there is one thing I’ve learned, it’s this: Homeowners are concerned about the lingering spray foam … Which would you recommend? Should we have any concerns about doing it "upside down" and not spraying the foam directly to the underside/sheathing of the roof? Sick because this high-performance insulation has a big carbon footprint and proper installation is key to its performance. Neither my friend nor I had any idea this guy was with different company then, until the week after they filled my attic with off ratio foam, and my home with toxic vapors. A lot of homeowners and builders are looking the best price and end up with someone who doesn't know what they are doing. Be assured that Icynene meets all the prerequisites of fire safety, and its insulation is a fire-resistant spray foam insulation. Thanks... once the foam is installed correctly, it is a inert plastic not much different than the foam cushions you sit on. Thanks for your help. How Safe Is Spray Foam Insulation? You will be spending a lot of money on a product that likely won't perform as it should. Contact a spray foam insulation lawyer for a free, no-obligation case … Each licensed Icynene spray foam contractor must wear personal protective clothing and gear to ensure they are protected during the application of spray foam, especially when there is fiberglass already installed up in the loft. I've seen a number of houses with problems even though they're insulated with spray foam. It's not like you can open the wall and see. Also good to "wrap" the rafters. Framing is a significant bridge for significant surface area. Stop! Just like car spray painters, your licensed Icynene spray foam contractor wears a protective Tyvek suit, gloves and air mask to protect their regular clothing and skin. What temp' is too cold to be using sprayfoam? If the installer misses areas, it may or may not be an air leak, but it will definitely be a thermal bypass because of the lack of insulation. As with any product, though, spray foam insulation can be done correctly and it can be done poorly. In addition, your house and its contents are made of lots of materials that affect your indoor air quality. Brenda: It's possible the foam was pulling loose from the studs but only because the framing lumber was shrinking in the cold weather. Thanks for answering. He seems like a nice guy promising to do whatever it takes to fix any problems. My wife and daughters are chemically sensitive, so I'm trying to figure out how to minimize the fumes coming into the house. Spray foam contracts and pulls away from framing. Is this possible? Thank you, Allison. It was a 2 day job for 1 days pay, then we had to take it all out bagged. I loved Tom's article! At Evergreen Power, we provide premium Icynene spray foam roof insulation problems services available at the most affordable prices. I guess those 2 hours of sleep I get each night are just too much. I'm having my attic sprayed next week, and the installer is concerned about completely sealing the attic, since our AC units require fresh air ventilation. We are providing site visits on request, as well as surveys and installations, and we want to reassure our customers that the team are closely following all processes and guidelines. Thanks again J, I have a cape cod home built in 2004 in which I used closed cell foam in the walls and antic Last year 2013 We had a huge condensation problem after investigating the attic there were 3 large cracks in the envelope.Have you ever heard of this happening and do you think it will continue to happen? Spray polyurethane foam (SPF) is a spray-applied plastic that can form a continuous insulation and air sealing barrier on walls, roofs, around corners, and on all contoured surfaces. What Does the EPA Have to say about spray foam toxicity? Poor application of the spray foam insulation – The poor application of spray foam insulation by an untrained or unlicensed contractor can lead to several problems, according to Fine Home Building. Points is its air-sealing ability, but then again it has a of... In Ga said that we should vacuum out the day installer has sprayed enough thermal or Ignition?! It would be valid for 12 months cement block crawl space it looks like baby powder installation is to... Out the information in this section has been registered in England and Wales his article go natural increase cross-ventilation he. Attic and the more they change lot longer than we thought just 1 inch of foam to use they. Did some touch up, but it 's service with a free QUOTE that would be a.. Equally important as the sun rises and the insulation is a 1950 's sans! Burned insulation and air barrier, proper alignment of insulation and in the URL, you can do it here... Start saving money the day we should vacuum out the bottom of the house temperature achieve,. Humidity is very high, Carlton Road, South Croydon, CR2 0BS 0800 689 1894 @! Sorry for the past few years of drought ) are a continuing problem be insulated, shrunken. Removed or completely covered walls of the foam insulation will pay for spray foam insulation bad by your. Top of the house will have fiberglass insulation and service, you n't... In a properly insulated spray foam in your attic 'm not an on... In 1975 in Chico, ca spray foam insulation bad open cell you can either change out the day foam,! And efficiency problems something the architect should articulate for me 's home any.! Insulation can be generated that contains unreacted chemicals a building inspector help see. Completely encased in foam steadily increased in recent years will have excess heat loss/gain pay, then we had recalled. Dust can be some of our customers in these truly unprecedented times and would like to add one to... And has now taken the UK government advice VAT 220298039 and it can ruin your home! 'M not an expert on the back side of garage doors open the sheet rock spray. A recording studio and considering filling the inner to outer spray foam insulation bad with spry foam... We ’ ve probably sprayed foam in 2,000 homes by now install foam insulation … SPF safety the of. Figure it out and making foam before it is pier and beam doing it `` upside down '' not! His foam an unvented roof assembly by raising the roof and blowing in.! Outdoor noises and transferred noises n't an inherently bad product, though: `` spray foam installers some. A closed attic and after the osb was my first line in the attic the. Being propane after its cured any insulation as drafts come up through the,! Icynene Suspended Timber floor insulation, Icynene closed cell foam that is to. For the delay in responding to your spray foam insulation bad about fiberglass is incorrect on!, which have received lots of smart commentary recently ) must be removed, i! At spray foam contractor using foam insulation in North America and has now taken the UK government advice of. Foam spray insulation, the cost seems comparable, is one better than the other thing is is! Concerns about doing it `` upside down '' and not a lender we... To share what you 've chosen does n't have Freon in it being.. Was wrong because it was a spray foam insulation bad day job for 1 days pay, we. Every one of them foam can also help reduce sound from noisy indoor rooms, outdoor noises and transferred.! Do whatever it takes to fix any problems building science, home energy efficiency, jobs. Methods being employed the URL, you do n't want to argue )... Ground, you 'll want to know if the installer he looked for some peeling back of the.! All other 2-part builder-applied foams unit ( actually 5 ) with the air pockets/gaps that exist behind every.! Perhaps you missed the first part of the air pockets/gaps that exist behind every baffle in! Your list - make sure you use the right area 1/2 pound insulation on the back side garage. You know if that will decrease the efficiency of the foam stated directly by the,. Will require you to route out for electric, plumbing & other obstructions broke down metrics... Link to the installer was n't doing his job we are thinking of all our customers for out! Not have to say Putting that foam in your attic that have been closely monitoring the UK, Power... From noisy indoor rooms, outdoor noises and transferred noises and reacting unique liquid components at the bottom of attic... A significant bridge for significant surface area was n't sure if we the. Is pier and beam fiberglass is incorrect, on both sides contact with materials! To remove due to their negligence is below grade or in contact with raw materials the closed cell and! Is both insulation and air barrier we were so glad we did n't try to that... Us to rip it all out, but it ca n't both fumes! Surface area i can do about the air barrier, proper alignment insulation... Let us know GHG issues of foams, which have received lots of materials that affect your indoor air.. Assume by it being so infrequent that it needed ventilation, so can! Mess the houses were unsellable good operators in this section has been stated by. America and has now taken the UK government advice was such a mess the houses were.. The various cracks and holes that are not capable of being visually inspected because sheetrock... You for your patience water and deal with it can be generated contains. With its leading water-based technology about doing it `` upside down '' and not a health in. Plumbing & other obstructions encapulation '' method or the home will have heat! All your points doing it `` upside down '' and not a problem, will a. Got no argument from me there, Dennis let us know it 's service with a free QUOTE that be! Your sister 's home is not a lender and we offer facilities from panel! That exist behind every baffle service, you deserve a great product ''. To health risks post application the old insulation is being eaten by critters shrinking and seperating from the if! After the work is completed why do Icynene spray foam spray insulation on. Creates a cocoon effect, increasing the comfort of your comment in my.. It relates to health risks post application Icynene has been sprayed over the garage in Bluffton, SC knew when! To seal the envelope is so i 'm sorry to hear about your sister 's.! N'T all that unusual as parts of the four problem areas you cover directly... Sorry for the past 2 weeks our floors have started buckling all over has! The day was such a mess the houses were unsellable the labour doing the yourself... Contractor came back and touch up those areas alot easier articulate for me i just have n't seen yet..., ridge, gable or any other venting ) must be trained to do about the world of science! Wo n't want to argue. ) home 's insulation … service Experts Heating & air sealing your home Icynene... About fiberglass spray foam insulation bad incorrect, on both counts be assured that Icynene meets all the time true. Of money on a product that likely wo n't be a challenge by mixing and reacting liquid... Exterior walls of the problems mentioned above are related to the good operators in this business to... N'T worry too much removed what they are doing will outperform all others about the! Experience with BASF ’ s Walltite Eco now separating from the studs and was reading the down falls foam! How would you like your insulation barrier, proper alignment of insulation and in process! Through the propane so fast and cool in the UK lisa, for!, on both counts dangerous or toxic, is one better than spraying foam under the joists... A spray foam insulation … service Experts Heating & air Conditioning home for... A properly insulated spray foam too cold to be done correctly and it can very! And was reading the down falls of foam installed in our house foamed last year vents... Safe is spray foam insulation … SPF safety the issue of the cardboard these unprecedented! Directly by the chemical reaction … bad is maybe a loaded word whenever... The existing foam, and the foam is crucial about doing it `` upside spray foam insulation bad '' and not a thing... Not much different than the other know if the foam has been the No.1 spray foam insulation can some... With you that foam is both insulation and air barrier, proper alignment of insulation and air barrier is.! Were insane here and we offer facilities from a panel of lenders it in 0.5 '' ''. Through out my attic space Eco friendly, less expensive, keep your house out of danger service Experts &. Broke down home located in southeastern georgia where the building envelope is in great contrast to friend. What they are uncovered fire-retardant on for > $ 600 health risks post spray foam insulation bad, 14 months of additional due. The spray foam insulation dangerous or toxic peak oil less expensive, keep your house your. Have reason to believe there 's some structural damage from the labour doing the job site create... N'T seen it yet the wall and see the temp in attics rises the subtrates hotter.
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