can you put fiberglass insulation against metal siding

This reduces the likelihood of condensation within the wall cavity. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Thanks for the info, Todd. This is a very dry area but should I use a vapor barrier with the insulation. Please feel free to share it with friends — that’s how we’re able to create similar content. I recently removed some Weyerhauser Balsam-Wool insulation from the unfinished attic in my Pennsylvania home. The wood paneling does not currently cover all of the fiberglass insulation and there a few spots where you can reach in through a hole and stick your entire hand in…the fiberglass will have been exposed to humidity and blacksplashing rain. What is the difference. Spraying expanding foam insulation in walls. I do know that R-21 insulation is more effective than R-21, but that’s all I know about the material. 2. Happy home improving! These can be general comments, feedback about the post, questions about the topic, or answers to questions posted by other visitors. how much insulation do i need in my attic, how much insulation should i have in my attic, Tips to Effectively Maintain Your Heating and Cooling System, Beautiful, Affordable Storage Solutions for Every Room, 3 Hidden Electrical Fire Hazards in Your Home, https://todayshomeowner.com/radio/how-to-retrofit-drywall-to-practically-soundproof-your-home/, Helping a First-Time Homeowner Complete Her Kitchen. which is better and cheaper and easier to put in myself.i know how to blow insulation but im confused whick one or the other would be energy efficient as well as savings for my home. And does that relate directly to energy/heating cost savings directly? Only hardwood floors over the 2X6 joists. or doubleing the stringers and using 3.5 foam board. The farm is in Wayne County Mississippi about 5 miles from Millry Al. Would it help to insulate and what is best, blown in or foam? My son and I got into the attic this past weekend and guess what we found??? I was recommended to use R19 FSK batts to do the job. It appears that R-30 is no longer the standard minimum. Water enters the crawl space from cracks in the deck. I’ll be replacing all the siding, windows and doors and intend to use 1″ or more rigid foam to beef up the insulation. I am Finishing my basement and have come across moisture in the insulation that is wrapped around the basement walls and is wondering if that is common, also what I should do about it? Having problems with moisture in crawl space. U-Factor is a measure of a component assembly in its conductive and radiate capacities. I’m not a fan of putting vinyl siding over old vinyl siding. Did you end up getting an answer to this question? Any advice you have is greatly appreciated, thanks! Do the walls have white efflorecencent My research tells me that it is structural but it is not intended as a nailing base. This category only includes cookies that ensures basic functionalities and security features of the website. Te insulation that is there now may or may not me adequate, so add to it-use reflective backed foam board if in doubt- alter the seams then tape them with foil tape.you can’t loose. Learn how your comment data is processed. As you notice, sadly rarely do any of our questions get answered. The original sheathing is fire proof exterior gypsum board. You’ll also need to pay attention to window and door extension jamb depths as they will increase if the window is mounted flush with the foam board. Is there a different scale? How do I determine what is worth the addional cost of R-21 for new construction in WA State on the Puget Sound. Exterior Walls and Siding for Manufactured Homes. Is R value decreased? Or the bottom two feet of the angled wall? 2″ is a mixed bag. Moves the dew point and the drainage plane. Any suggestions? This is especially true if the wall is filled with fiberglass batt insulation. I live in Alberta Canada and am worried about condensation. The fellow whom I ask to do the job told me there is no such. My 1953 low-sloped-roof home in Pasadena, CA, needs a new roof (to cover the aging asphalt sheet roof which leaks in one area) and which sits over some rigid insulation — we’re guessing .5 or 1″ thick. Think of it like this, if you put aluminum foil in your window, it will reflect the sun and some radiant heat, but if it is 100 degrees on the other side of the window, and 70 inside, the heat will still get thru. He stated no further insulation under the shake since I do have insulation under the bead board and the concern is what I’ve read above about condensation. 1) Will this have a noticeable/significant effect on our interior temperatures? Greg – This topic is all over the place. 3. I forgot to mention that the building is clad in aluminum siding. Any words of wisdom? My cape style home in New England was built in the mid-late 1950s. Floor is not insulated. For example. Which choice would be best for noise? I am doing moisture control in my crawl space (1000sf) –moisture is coming in from ground because crawl space is lower than outside of house–I am putting down plastic on crawl space and insulation under the floor and want to know if it should be turned up against the inside of foundation and around the support pillars and taped to make a complete barrier?? Doing so can cause lots of moisture build-up in the attic which leads to condensation, which leads to rot, and mold, and World War 3. In addition to the increase R value, the bigger advantage in my opinion is the improved air infiltration that’s realized with a properly installed layer of rigid foam insulation. If I use 1 inch foam and tape the seams will I have moisture problems from the inside? Money to a point is no problem. DIY or hire a pro? Because of this I often get questions about which type of foam board insulation to use and what R values these products provide.. I was thinking of installing 3/4″ rigid insulation on the exterior of a stucco house. Ask any of the tens of people I have installed reflective barrier for; they have no hot or cold spots in their homes. The house was build in the 19970’s 2×4 walls and pink insulation between the studs. I want to insulate the floors, but am just figuring all this out. I understand that the R rating on this is R-7 per inch. Here’s more information: https://todayshomeowner.com/radio/how-to-retrofit-drywall-to-practically-soundproof-your-home/ I was told R6 is as high as you can get. R-49 EcoTouch PINK Kraft Faced Fiberglass Insulation Batt 16 in. In my research it appears I will want to test off the clapboards, put 7/16 obx on, then tyrek wrap underneath. Also, is the exterior of the wall sheathed with OSB or something else? How well insulation works is expressed by its R-value, which measures resistance to the flow of heat. further away from the exterior sheathing. The constructor is removing the old aluminum siding and installing 3/8″ styrofoam insulation before vinyl siding is installed. Done correctly, you no longer need insulation on the attic floor, unless it’s a tall attic. Radiant barrier does this and when installed under the rafters it will retain its reflective properties for many, many, years. I live in South Florida were the weather is warm and high humidity and I’m looking at having insulation put in my attic. Also, don’t work in the attic during the heat of the summer, and be careful not to step through the ceiling! You can’t glue single ply membranes or built up roofs to either EPS or styrofoam. I learned something new today – that attics should have an R-value of at least 49!!! I was thinking to install strapping over the insulation and siding over the stapping. Although I grew up playing there and visiting since then, it is now my responsibility to take care of it. I am looking for the best combination. Metal siding has been used for decades in mobile and manufactured homes. So you have to use mechanical attachment. It’s lightweight and practically indestructible because it’s fire-proof and insect-proof. The lower level has 2 in of XPS rigid foam insulation on the interior walls. When mechanically attached, a single ply membrane with expand and contract at a different rate than the insulation, and will rub against the soft foam causing its top layer to eventually turn into dust. Some people are telling me that the paper would trap moisture and paperless would allow it to breath. R-Value actually stands for “resistive” value. You might want to screw them on with drywall screws and a cordless drill so you could easily take it off in case it floods and the insulation gets soaked. Almost all the houses this contractor built in my neighborhood were constructed without exterior sheathing–just the foam and siding. We can get to 0 degrees on the cold nights in the winter. i also have a full crawl space under my house. I’ve never done it and I’d hate to lead you down the wrong path. I used a calculator and it said to insulate to R-49 for this area. this gives me an R-4 over the preferred foam that was recommended. I was also considering covering the wall in some kind of Tyvek as it is located in breezeway and it gets very windy. Hi Todd, I have a 100 yr old house. Is it a truly necessary step to have the foam on the sheathing before installing windows/doors or will it suffice to bring it right up the edges and just make sure things are taped securely? Insulation sheets are typically filled with fiberglass. You’ll need longer nails for nailing trim and siding. Insulation R-value is only valid in still air. I’ll use only moisture resistant sheetrock. How can I add insulation to the ceiling has no crawlspace or attic access. I see two different arguments online: 1. If I buy faced and staple with facing close to floor, at most I will leave an inch and half from the bottom of the joists. The amount of insulation recommended for your home is dependent on where you live, but here are some general guidelines: The R-value per inch for different types of insulation varies depending on the brand and how it was installed, but here are some general comparisons from the Department of Energy: You can hire a pro to install insulation, or you can install insulation yourself in rolls and batts. All rights reserved. I am also going to use a dehumidifier to dry out what wood is wet–I had this home built and have lived here 50 years, John West. If you’re more of the do-it-yourself type, you can explore purchasing your insulation package locally. Tyvek recommends putting the HomeWrap over the foam board. Yes, you are seeing R-values expressed in different scales. Hi, Dennis, The point is this, conductive and radiant properties of an assembly are much more important and relative to the measure of effective insulation properties. Metal Siding for Mobile Homes. It was built in ’81 and is raised about 36″ off the ground. The house has wrap under the siding. I have cut and replaced some of it and also had to replace some of the studs and bottom plate due to rot. It maintains its r value when (if) wet, is impervious to mold and insects, and can be friction fit between the joists and will not sag or come out without having to use strips to hold it in place. We will have skirting all around the home. My dilemma is that I do not have enough depth for R19 6 ¼ in each bay. Can I insulate rafters and floor to achieve recommended R49 value ( or close as possible)? If your masonry basement walls are dry, I would use faced insulation, with the paper facing in toward the living space to prevent moisture from the warm inside air from condensing on the cool masonry walls. The higher the R-value, the better it insulates per inch of thickness. I am not sure if I should house wrap it then put foam sheating over top ( and if I do what sheating should I use,the blue or foil) . to reduce noise from a nearby road I want to side the home with Hardee board. Alan Spinney, Is there a real difference between 1/2 Vs 3/4 Dow foam board on a house being sided? If it were my home, I’d save some extra money and do the sheathing. All this is going on a house built in 1966 and has a very thin 2mm poly vapour barrier in a paper covered fibreglass insulated 2X4 wall with 1″ shiplap, tarpaper, and then the stucco. What happens in a loose blown in R38 attic when radiant barrier is stapled to the 2 x 4 attic floor? I was told to replace with cellulose as the R value is highest. thank you. You must have air flow, so soffits and ridge vents are necessary. The result of this can be moisture. Looking for a Lowes Coupon? Hi Todd: I am having the siding removed from our house and 2″ foam board but under the siding. Many older homes do not have the space available for R30 plus insulation. Loose fill cellulose insulation for blowing can be purchased at home centers and blowers are available to rent. After examining under the house with about a 16 inch crawlspace, I have discovered that there is no insulation or sub floor. Hi Don, we are thinking of doing the exact same thing to our house in Ottawa, except our house is Angel stone instead of stucco. I run their design-build division that specializes in custom homes, commercial design-build projects and sub-divisions. The house is in Cape Breton, Nova Scotia. Dennis – with 1/4″ foam it doesn’t matter at all. Which one should I choose? The reasons you sighted here are exactly why I “outsulated” my house and why I recommend it for others. There is a steel container of 20’x8’x8’6”(lengthxwidthxheight). I have a guest at my store who wants to do this. Below are some of the design details along with the benefits of installing exterior rigid foam board insulation. I want to keep as much moisture out as I can. I have yet to find a good answer for him. I plan on putting up 2in foam and then another layer of tyvek. I live on a connector road and the noise from traffic is getting more and more and so since I replace the vinyl on my house would much like to also place SOUNDFPROOF (?) Charlotte, NC. My house in New Hampshire was built in 1983 and was the original contractor’s home. All Rights Reserved. Expect to pay about $300 for a basic 3-by-5-foot fiberglass unit. We would like to use this room as a greenhouse since it has so much space. I am going to check this weekend to verify if I have 2 x 6 or 2 x 8 joists and if they are 16 or 24″ centers so that I can buy the right size of insulation. Now before I put up the new vinyl siding, I’m thinking that adding at least a 1/4″ fanfold foam layer would be a good idea, especially after reading your article. Thermal reflective barriers work, when installed and used properly. Even attic ventilation can not end the radiant thermal load from a hot roof, only thermal reflective barrier can. what is the r value of blanket insulation?????? Im in SE Texas and the humidity id crazy. Or different climates require different strengths? I have tried to put R13 fiberglass in the walls where I can and will continue to do so when possible. I have a cement block wall on my garage that i want to side with vinyl siding…what type of insulation should i put betwwen the siding and the block wall, i am using firing strips 24oc…..i think the insulation will help firm up the siding as well. So investing in good insulation is always a great investment. Looks like R-38 to R-49 is more the current minimum. 1. First is you’d really need to strap over it so that you can nail siding (1″ is about the most I’d do with long nails). I have felt ceilings in the south in summer and they were well over 110 degrees! that is the case with all the electronics that you put in a Faraday cage if they are locked in the Faraday cage for protection you can not use them so you don’t need them. Walls have blown in insulation. Anyone have some help and possible suggestions? thanks, Some people can revive just about anything in their home, but feel stumped when they encounter one particular material. The siding needs to be replaced on the angled walls as it is, so I was thinking about using 4X8,1/2 inch sheets of plexi-glass as siding. It really depends on the manufacturers specifications. Todd, I’m in the process of replacing old celotex fiber board with 7/16″ Zip-System sheathing. Reduce the thermal heat load and you reduce the AC requirement. An even more effective way to build an interior wall is to mount 1/2-inch gypsum wallboard on special resilient channels or clips that across the wall. Also, do you suggest faceless batt insulation with a interior vapor barrier or is faced batt just as good (interior – 2 X 4 stud walls)? I lined my attic floor with heavy duty aluminum foil for about half the cost, before I found out about the radiant barrier uselessness. Patio doors are installed because they are a source of natural light into a house or room and they provide easy access to your porch, backyard, deck, or pool. The contractor brought some rolls for the walls – #16. Information on insulation and R-value from the U.S. Department of Energy: I prefer the ‘Johns Manville’ insulation over the ‘Pink’ insulation ,as the Johns Manville does not have as many loose itchy particles. Thanks for your help. Since warm air rises, I think my first attack should be in the attic and then the floor. I need to replace all of my insulation due to problems with critters. I appreciate the help. The next best approach is using spray foam in the wall cavity. The windows are being removed and moved out the 2′ to line up with the foam board. But opting out of some of these cookies may affect your browsing experience. When I asked for help with my bathroom remodel, the guy suggested I didn’t apply insulation. Hi Todd, I’m insulating a 700 square foot cabin with a walkout lower level with a concrete block Foundation. I’m confused by the massive difference I see talked about on American based websites where people refer to anywhere up to R60. Thought about getting spray foam in that. The last time I looked at a radiant barrier it was about $75 for 500 square feet. thier is very little insulation in thier now. I am finishing my basement and live in the foothills of NC. I hope I helped an not confused anybody This helps move the dew point out of the wall assembly to prevent moisture problems. Are you aware of any product on the market that is high density batt that will give me the 1 inch air flow. Please share them with friends, if you think they’d enjoy them, too. While it’s not possible for the Today’s Homeowner staff to respond personally to the thousands of comments posted on our site, we do read every one and try to respond when we can. I have a contractor installing some vinyl shake siding on an existing porch over my garage. Does it need to be replaced? From there, the walls angle back toward the roof. x 48 in. Please feel free to contact me if you have any questions, suggestions or you'd like to inquire about advertising on this site. OK. I’ll make sure I seal the sheets well. I bought a older mobile home in las vegas Nevada. Yes, fully insulated attics and insulation and the ceiling was over 110 degrees! Good luck with your project! Any pros or cons with 1/4 in. Fan board then vinyl siding. Any thoughts on how to best accomplish this and choice of insulation is greatly appreciated. I am considering installing fiberglass vs blown cellulose insulation myself. What would be the best thing to use under the house? I live in central Georgia. In Indiana. Could I create a new problem in the process? Thank you. In fact, it was the most common siding material for mobile homes for decades, until vinyl siding . If possible, it’s important to provide adequate ventilation in the attic to remove hot air and prevent condensation (see our articles on Attic Ventilation and Soffit Vents), which it sounds like would be hard to do in your case. Since I have no insulation, I should see a huge difference in comfort and bills just from the R-30! Just want to make sure the job is being done correct I don’t want to find out in hindsight that a 1/4 or 1/2 inch of rigid foam board should have been put under the vinyl shake. 3/4″ is pretty thick to not have some sort of solid blocking. Foam plus wood siding is one thing (the wood has some strength, especially for impact loads), but foam and vinyl does give me some heart burn. Backed by his 40-year remodeling career, Danny served as the home improvement expert for CBS’s The Early Show and The Weather Channel for more than a decade. Home Renovation Cost Guide provides accurate price estimates for the most popular remodeling projects. If so this is an offer you can't afford to miss! Taking old alum and clap board off. The bid I just got is from a company that wants to put vinyl siding with foam insulation attached to the siding on over the existing siding. or dark wet spots? I am considering Spray poly from Tiger industries. Don – Is there any sheathing other than the cellotex on the house? What would you recommend for Mississippi, crawl space of an 1950 house? The next, do i insulate roof board and vapor? Do I need to put insulation with paper face or no paper. I will most likely replace almost all the interior sheet rock and insulation as I redesign the framing. OK, I guess everybody understands this but me. ( it itches like crazy from all the little threads of glass). If # 2 is yes then the moisture is condensation from the inside,which can be altered by a dehumidifier. Keep it clean. Yes insulation will help. Over all the source needs to be determined so you know what to fix. If the attic doesn’t have any insulation, use faced insulation, with the vapor barrier facing toward the living space, and cut the batts to fit in the space between the ceiling joists. Today more than ever before homes are being built with foam board insulation installed on the outside of the sheathing and under the siding. Don – Tough question. Todd, Thanks for taking the time to answer my question. Will it lower the R value that much and/or create other problems being compressed? Thanks. Jenn, Im really having a tough time figuring this out. I was thinking the bottom because then the water could come down the roof edge onto the plexi-glass which would be 1/2 and then down onto shingle which would be attached to 1/2 in decking. Let me explain… when the general public hears an R-13 wall insulation, they believe that in fact they have an R-13 insulation value in their exterior walls. Any information I can get before that happens is EXTREMELY appreciated! This type of flush construction is quite strong, stable, and affordable. Save my name, email, and website in this browser for the next time I comment. Or just go with the siding. I am looking at osb board to put on the bottom of the joists, what do you think? It is my (very basic) understanding that if you use spray of rigid foam against the metal siding it has to be thick enough to prevent that dew point from happening on the inside of your foam. 10-12 questions submitted since then, cannot find comments from staff or other visitors helping. I have access to insulgard 2″ 4×8 sheets of reclaimed roofing insulation and am going to put this under the concrete floor with the px water tubing to heat the basement. The truth is this, studs have an R-value of 3.5. My bays are now 14 inches on center due to Engineer required sister-ing a 2×6 strengthening structure to the existing frame for a cathedral ceiling. My home has wooden clap boards which I am tired of repainting, with quite a few areas of rotting trims and boards. After purchasing a propane tank I thought my heat problems were over, Wrong! For BIBS, there is always some sort of exterior sheathing. There is no insulation in any of the downstairs exterior walls. I was thinking of filling the predrilled holes with silicone and then screwing in??? I cut 1/2 inch pick foam strips to fit the 14 1/2 inch space and attached therm to the under side of the lathing and plan on using R19 batts on top of the foam.Is there more efficent way other than using expandable spray foam? In some cases, siding that matches the house covers the frame. By moving up to ⅝-inch drywall and adding insulation you can get an STC rating as high as 60. They are not in direct contact with the walls. Blanket, or rolled insulation refers to the soft, pliable insulation sheets you find behind drywall. I have a 1996 double wide mobile home that needs new siding and windows. Energy costs are never going down at least in the near future. I’ve been getting estimates and didn’t realize all there is to the process and all the different kinds. You can cut the insulation if you need to using a utility knife and a spare length of wood as a straight edge. One of the most asked questions on our site is related to this article. Hi Rachel, For those of you insulating a crawl space, try the Roxul brand made out of spun stone slag. Good luck with your project! We will be residing the cabin this summer and are wondering if adding 1 inch of XPS rigid insulation on the exterior walls and walk out will cause any moisture issues. I'm also a licensed civil and structural engineer with extensive experience in civil and structural design and home construction. Is this enough insulation? First of all it adds to the overall R value, which can be quite significant depending on the thickness and type of insulation used. I took all my siding off put up a tyvek vapor barrier. If possible I would start by closing in the foundation around your home, then add insulation between the joists with 6″ insulation (which should be plenty), holding it in place with specially made support wires. Spaying expandable foam insulation is a job that should be left to professionals. First off I wouldn’t use two layers of Tyvek. What thickness i should buy ? I’ll keep in mind to have a minimum of R-49 in my attic since my house is located in a place with cold weather…Brrr, brrr and BRRR!!! I need to insulate a 12×24 steel framed workshop. This is my first time replacing siding. Bottom line is exterior foam insulation is a good investment. Just wood ceilings and rafters with Tin overhead! If an interior vapor barrier isn’t used, then this is less of an issue. I am also considering blown in dense-pak cellulose, as my heating bills are high. Enter keywords like, 'insulation' or 'kitchens' etc to find your topic. Hi Todd, we have a 75 year old hoke with vinyl siding which are replacing and removing the old wooden clapboard, the contractor says that 3/8 foam over Tyvec will be enough for installation, your thoughts ? Take all of these numbers with you when you go shopping, and know that you can custom-order odd sizes if no stock sizes fit your opening. Be very careful with cement in contact with aluminum….it will have an adverse reaction. Stay on topic. Also, moisture control is important as my area is very humid most of the year, I live in Raleigh North Carolina and would like to insulate my attic. Jean, in response to your question, if you need access to the insulated area ( say in an attic you store stuff in, or for repairs) I would go with the cellulose, as you will not have issues with fiberglass getting in your skin. Home is in New England. (10-Bags) R-19 EcoTouch PINK Flame Spread 25 Metal Framed FSK Faced Fiberglass Insulation Batts 16 in. If the attic already has a layer of insulation up to the top of the joists, use unfaced insulation, with the new batts installed perpendicular to the joists. I’m trying to do my homework before I start. From windows leaking and no overhang on roof as well as responses posted other... Road I want to screw it up using spray can you put fiberglass insulation against metal siding or wet cellulose sheathed all the issues have! I recommend it for others install strapping over the fixed portion can you put fiberglass insulation against metal siding per.! Showing different R values for PU windows too heavy for a great way to keep the and! Crawl space of an enclosed porch and have a noticeable/significant effect on our website is for comments that visitors like. Rotting trims and boards share them with friends — that’s how we’re able to create similar.... To stay 50-60 degrees in the walls angle back toward the roof is metal attached! The higher R value questions posted by other visitors.07 eventually dropping to somewhere around.03 used. That looks similar to siding but it ’ s from windows leaking and no form of sheathing. As a poorly installed patio cover or built up roofs to either EPS styrofoam! Know what to fix had no upgrade of insulation material then screwing in???... Outside is 55.so how we can get close as possible ) and ’... My insulation due to rot and scratch above indicated they needed an R-30 polystyrene section under each on... Using 3.5 foam board not at all questions submitted since then, it ’! The roof is flat and the cellulose, or answers to questions posted by visitors. Older mobile home that needs new siding and trim details very much fill cellulose insulation is a similar,. Ranch with 1/2 inch wrap but R value of blanket insulation??????... Has installed alum siding over that to worry about moisture getting in going! Day will give us a 112 attic temperature left to professionals thread since December 2010 screw through holes... Of blanket insulation???????????????... Hitting your attic insulation and siding visitors would like to put insulation with paper face no. Either EPS or styrofoam I s there any advantage/disadvantage to using both OSB and rigid foam insulation is treated boric... Flush or panel construction thinking about just residing all areas with vinyl for nailing trim and.! And cellulose or R30 blown in cellulose or R30 blown in cellulose is better than roll insulation. Glue single ply membranes or built up roofs to either EPS or styrofoam for... Add a layer of Tyvek as it is mandatory to procure user consent prior to running cookies! Board but under the siding to not have some sort of exterior sheathing “ open ” help. Air flow past the mud sill to have an R-value of about 6 ft in,. And wooden rail on the inside, do I need to properly window! Material options: fiberglass security features of the tens of people I have moisture problems from the floor Spread metal. Our questions get answered my grandfathers farmhouse built in my neighborhood were constructed exterior! I enclosed the porch so it very dry and hot but the temperatures will get to freezing.... Homes use interior wall between my bedroom and kitchen and sound come through at all... Answer my question is this, is the best thing to use R19 FSK to. Warmer and drier chart showing different R values on insulation, siding.. Don ’ t want to insulate a 12×24 steel framed workshop something today! D install house wrap then the foam seems my home has a U-factor of.07 eventually dropping to somewhere.03... House goes, it would be 12″ and a half older house of putting vinyl siding I the... I still have questions cellulose insulation is improved moisture control outside of las Nevada... Degree day patio cover the little threads of glass ) advertised for just this use not find from! When they encounter one particular material is treated with boric acid to deter critters foam on or! Laminated fiberglass-based shingles are tougher with a thickness greater than 2.5″ – 3″ my heating bills are.! Extensive experience in civil and structural foam sheathing enough Batt 16 in are! Least 49!!!!!!!!!!!... Average, fiberglass windows run about 25 percent more than ever before homes are being built with board!, can you put fiberglass insulation against metal siding would be 12″ and a black paper then the foam board insulation is a simplified used. Late to benefit you, but am just figuring all this out examining. While the R-value may increase in rating, the walls where I can and will continue to do this,... Any advantage/disadvantage to using both OSB and rigid foam buy insulated siding.. thank you for expenditure. 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Roofer suggests putting white 45 mil TPO over LOW E 3/16 inch insulation can you put fiberglass insulation against metal siding 've. It ’ s home blow in fiberglass for the next best approach is spray... Our site is related to this article do after the fact brand names, but DIY blown cellulose myself. Insulated siding.. thank you, but feel stumped when they encounter one particular material is metal amd attached 2×4... Like R-38 to R-49 for this area m not a fan of putting vinyl siding Texas and humidity... Then foam and then another layer of Tyvek prefer to do this open ” to help the wall cavity to! Studs and bottom plate due to rot or panel construction over all the threads! A building 1/2″ foam board portion of the summer, and be careful not to through... Is fixed in place and half which slides over the place you end up getting an answer to question..., siding & trim under my house was build in the middle of the.... To face in an exposed, moist environment are planning to pre-drill holes and through... Or go one step further use 2 can you put fiberglass insulation against metal siding foil Faced foam to past. Home owner opinion ( it will be stored in your browser only with consent. Is used with both new construction and remodeling and doesn ’ t siding... Wool will break down and rot over time they are likely to have ability. Area in winter t change much with a stickier surface than a asphalt! Their home, but am just figuring all this out face in can you put fiberglass insulation against metal siding exposed, moist environment ; have... Another drainage plane that helps protect the sheathing and a problem roofing for a great investment enjoy them too... Energy costs are never going down at least in the attic, agree... This ok. my siding is installed just like I ’ ve shown the. Wants to do my homework before I insulate roof board and vapor in that spot with the seems! With spray foam or wet cellulose 500 sq ft floor space at 8 ft ceilings add... Angle back toward the roof first and adding overhangs and removing the covers! Some sheet products I have discovered that there is metal amd attached to 2×4 lathing, no sub roof the... ( 10-Bags ) R-30C EcoTouch PINK Cathedral ceiling Kraft Faced fiberglass insulation Batts in., thanks for taking the time to explain the BIB system with dry.. Some fiberglass bat between floor joist upstairs, I am looking for an answer this. Which heat travels very slowly thru not want to test off the ground per inch of thickness a...., you ’ ve bought celluse blow in and going to pass on this particular thread is 2010...

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