can you put fiberglass insulation against metal siding

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. Reduce the thermal heat load and you reduce the AC requirement. I am looking for the best combination. Would appreciate any wisdom you can share. I understand you are busy…but my question from 1/8/2014 still goes unanswered as do 10 other questions on this thread since December 2010. The house was build in the 19970’s 2×4 walls and pink insulation between the studs. Then the interior is covered with a mesh material, and cellulose or fiberglass is blown into the stud bays like a pillow. Pat – The issue is a bit more complex. 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. Wooden posts and metal painted tin exterior. Looking for a Lowes Coupon? This category only includes cookies that ensures basic functionalities and security features of the website. or is the board better. So you have to use mechanical attachment. Can you explain the rating/grading system to me. Why can't I install it the other way?Regardless of whether insulation is installed in a wall, attic, or crawlspace; the paper facing should always face toward the inside of the home. Lani H and others You are correct in saying “Surely the higher the R value the better regardless of climate?” I would add, “The higher the R value the better, regardless of which scale you use.” Just don’t add so much insulation that it becomes compressed and loses its effectiveness. Please share them with friends, if you think they’d enjoy them, too. we are replacing the roof first and adding overhangs and removing the patio covers. We live outside of Las Vegas so it very dry and hot but the temperatures will get to freezing sometimes. can anybody calculate this and which insulation will be best insulation? if so that sounds fine. Does that sound right?. How do I determine my final r factor when i use different types of insulation material? The insulation is compressed to 3 1/2″ and has higher density, but lower air volume. Thermal reflective barriers work, when installed and used properly. There is a steel container of 20’x8’x8’6”(lengthxwidthxheight). 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. First off I wouldn’t use two layers of Tyvek. I live in Alberta Canada and am worried about condensation. Hi Rachel, My research tells me that it is structural but it is not intended as a nailing base. On North Fork of Long Island I have 1921 home, attic tongue and groove floor over 2×6 joists. But different websites have me concerned about creating moisture issues with the sheathing in either case. As stated in other posts, that is a problem for fiberglass insulation as it can … I want to replace it with sheathing, then tar paper and then foam and then install the vinyl. Ask any of the tens of people I have installed reflective barrier for; they have no hot or cold spots in their homes. further away from the exterior sheathing. I s there any advantage/disadvantage to using both osb and rigid foam? http://www.infraredsurvey.com. Will it lower the R value that much and/or create other problems being compressed? is starting to climb. The result of this can be moisture. I am considering Spray poly from Tiger industries. I live in Chicago and a pipe located in an exterior wall freezes every winter (and bursts when we neglect to leave the tap open- twice last winter) even in relatively mild (for Chicago) temperatures like 20 degrees F. In addition to upgrading the plywood from 1/4 to 3/4 inch, I’m debating on whether to use foam panels or spray (fluffy rolls were in there but provided too many spaces for air to enter)? We have a 700 square foot enclosed room that used to be a balcony. DIY or hire a pro? Hi Todd: I am having the siding removed from our house and 2″ foam board but under the siding. This mobile SOMEHOW made it through County inspections and has insulation and roofing for a lower elevation area. There are too many people that sell mass insulation that just don’t want the facts to be known. Pls. This is a fact. We also use third-party cookies that help us analyze and understand how you use this website. It is mandatory to procure user consent prior to running these cookies on your website. The roof is metal amd attached to 2×4 lathing, no sub roof. Greg – The bigger issue is sealing that foam well. thanks in advance tim. Having problems with moisture in crawl space. Thanks for your help. John Cannamela Yes, you are seeing R-values expressed in different scales. Enough for? I converted a deck to a sunroom. Comparative Insulation R-Values. Buying insulation which is wider and cutting it down may make sense if the spacing of the studs is not 16 inches on center. Spring is the perfect time to plan these projects…, New DEWALT Job Site Table Saws Models DWE7480, DWE7490X, and DWE7491RS DEWALT recently introduced a new line of portable table saws that include significant updates and features. The next, do i insulate roof board and vapor? I live in Montana and don’t have much insulation in my walls. For the project that these photos were taken from we’re also taping the foam seems. 3. As far as under the house goes, it would be okay to attach OSB to the bottom of your joists. It’s much easier in my opinion to do it in this sequence. Home Renovation Cost Guide provides accurate price estimates for the most popular remodeling projects. There are people out there using 2″ but you’ve got two issues to deal with. Money to a point is no problem. 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. I will be building in central Illinois. Just a paper/foil barrier directly behind and in contact with the plasterboard walls. The farm is in Wayne County Mississippi about 5 miles from Millry Al. because I heard that it can provide energy efficiency. I need to replace all of my insulation due to problems with critters. Certainly possible. They are not in direct contact with the walls. House was built in 1960. Katherine, Also, I will ck this weekend to see how much, if any, insulation is in the attic. This website uses cookies to improve your experience while you navigate through the website. 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. Don – Tough question. This reduces the likelihood of condensation within the wall cavity. In layman’s terms, NorthGate’s two-piece laminated fiberglass-based shingles are tougher with a stickier surface than a standard asphalt shingle. Yes insulation will help. When you refer to the flash/batt as we discussed, are you referring to the issue with condensation accumulating because there is not enough spray foam. I was thinking to apply housewrap (there currently is none), then 1/4 fan-fold insulation and non-insulated vinyl siding, or the housewrap then insulated vinyl siding. .. if I have R11 of rock wool and I add a layer of r19 blow in fiberglass ? thier is very little insulation in thier now. There is no insulation in any of the downstairs exterior walls. 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. The thickness would be 12″ and a width of 16″. I’ve bought celluse blow in and going to isulate behind bedrooms in story and a half older house. Good luck. Or just go with the siding. I have a guest at my store who wants to do this. 1) How much “insulation” will 1/2 in thick plexi-glass provide (if any at all). But still wear the appropriate attire. do i use roll in insulation or what? We are not able to get an R-38 insulation at the 10 1/4 thickness in a timely manner. Again attach to underside of trusses and foil tape seams, soffit and ridge vents required, now when your roof tile/ shingle is baking at 160-180F and that conducts to the underside. Todd, I am looking for best insulation wrap to go over asbestos shingles, and then siding. There’s a lot of confusing information. sometimes you need to think of what would happen if you are not there because noone will worry as much as you about your house. Drip faucets when the weather is below freezing. My husband and I want to save on energy bills by having new insulation installed in the attic of our older home, hopefully within the next few weeks. One of the most asked questions on our site is related to this article. One of the posts above indicated they needed an R-30 polystyrene. I’ve never done it and I’d hate to lead you down the wrong path. Do you have Insulation R value requirements like this for mobile home or Food trucks? Choose wool insulation if you need an insulation that can withstand high temperatures. Although I grew up playing there and visiting since then, it is now my responsibility to take care of it. It can’t melt but it can dent and scratch. Also, if you’re putting fiberglass on the inside, do not use a vapor barrier. they can and do have room for thermal reflective barrier. Is R value decreased? By clicking on 'Accept' or continuing to use this website, you agree that cookies can be placed. Did you end up getting an answer to this question? Could I create a new problem in the process? After purchasing a propane tank I thought my heat problems were over, Wrong! Makes it SO much easier. I was recommended to use R19 FSK batts to do the job. 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. I have put helped my dad add fiberglass batts years ago, and I wore heavy jeans, dust mask, gloves, etc, and showered after and still got the itch. (yes, that is correct, up to 190 degrees!). contractor said to use 1/2 inch wrap but r value is only 2.0 doesnt sound good to me.. any advise? You’ll need longer nails for nailing trim and siding. In need of advice ASAP. 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. And does that relate directly to energy/heating cost savings directly? Radiant barrier does this and when installed under the rafters it will retain its reflective properties for many, many, years. 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. I live in North Dakota, I would think insulation would be rather important, Question: I have a church flat roof and I want to put insulation between the joists which are 8 inches deep. You can’t glue single ply membranes or built up roofs to either EPS or styrofoam. Roger, if you don’t know your facts don’t say anything. Todd, I’m in the process of replacing old celotex fiber board with 7/16″ Zip-System sheathing. You also have the option to opt-out of these cookies. 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. Closed cell foam carries an R-value of about 6, while open cell foam comes in at about a 3.5. Glad to hear you enjoyed this content! 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. But, I learned better through internet. The builder is saying R-21 is better but he has no clue as to how much better it is and I have no clue whether it’s worth the addition cost. As you notice, sadly rarely do any of our questions get answered. I have sealed the walls with three coats of drylock. I was thinking of installing 3/4″ rigid insulation on the exterior of a stucco house. I don’t want to spend a dollar to get a dime’s worth of more efficiency. I'm also a licensed civil and structural engineer with extensive experience in civil and structural design and home construction. We have a cathedral ceiling in the log home we are building with 2 X 10 rafters. Vitals. Moves the dew point and the drainage plane. Will it cause interior moisture problems? If I use 1 inch foam and tape the seams will I have moisture problems from the inside? The windows should be fine however. I am going to tackle this week as the temp. 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. Yes, fully insulated attics and insulation and the ceiling was over 110 degrees! Stop the radiant heat from hitting your attic insulation and you stop the house from heating, period. Should I do both the foam board AND the cellulose, or just one or the other. R-Value actually stands for “resistive” value. What would you suggest? The best results are gained by decking over the insulation, using a sheet product over exposed fiberglass insulation, or sealing up the attic completely and using a foam product under the roof deck to make the attic an enclosed space. Thanks in advance. His extensive hands-on experience and understanding of the industry make him the go-to source for all things having to do with the home – from advice on simple repairs, to complete remodels, to helping homeowners prepare their homes for extreme weather and seasons. I’ve been getting estimates and didn’t realize all there is to the process and all the different kinds. It’s lightweight and practically indestructible because it’s fire-proof and insect-proof. Therefore the decreased amount of insulation. Greg – This topic is all over the place. You can calculate the cost of a full house remodel and the cost to gut and build a new house. Jenn, The claims for the savings for radiant barriers are often inflated, or under special conditions. Tyvek recommends putting the HomeWrap over the foam board. It also has a little bit more R value. What would you say? It appears that R-30 is no longer the standard minimum. How horrible would it be to use the 12″ thick R-38 material with the rafter vents? Well this order work well for my home? Home Construction & Improvement™ is a Trademark of Front Steps Media, LLC. the existing sheathing is aluminum. Paul – I would likely install the building wrap over the old sheathing, then the foam, then firing strips, then siding as you outlined. x 96 in. Cellulose. I want to insulate the floors, but am just figuring all this out. It seems there is a lot of confusion over radiant barrier. Is the moisture beads of water? Can I insulate rafters and floor to achieve recommended R49 value ( or close as possible)? The next best approach is using spray foam in the wall cavity. 1 .Is it a new house? If # 3 is yes than the water is coming from the ground and the water proofing is compromised on the exterior of the concrete wall, in which you need to stop the water. It’s an inert material, so unless it’s been compressed, I can’t see why it wouldn’t be okay to use. Over all the source needs to be determined so you know what to fix. However, special care should be used when insulating…, Get 10% of with a Lowes Coupon NOTE: Home Construction & Improvement is not affiliated with Lowe's. Also, don’t work in the attic during the heat of the summer, and be careful not to step through the ceiling! How do I determine what is worth the addional cost of R-21 for new construction in WA State on the Puget Sound. 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. Only hardwood floors over the 2X6 joists. What do you think about the Henry Blue skin over plank siding on a 1960 ranch with 1/2 inch foam board over top? Or go one step further use 2 inch foil faced foam board with an R13 rating. The US has not converted to SI units of measure. Learn how your comment data is processed. By Todd Fratzel on Insulation, Siding & Trim. Below are some of the design details along with the benefits of installing exterior rigid foam board insulation. 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. 1. Thicker foam requires different details that make it tough to do after the fact. Would it help to insulate and what is best, blown in or foam? I forgot to mention that the building is clad in aluminum siding. Looks like R-38 to R-49 is more the current minimum. You must wear gloves when handling it to avoid cutting yourself. Would an R-19 with facing be sufficient? 2″ is a mixed bag. Even attic ventilation can not end the radiant thermal load from a hot roof, only thermal reflective barrier can. Is this enough insulation? Heat that mass, and it will heat your ceiling. Reproduction in whole or in part without permission is prohibited. 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. Any input would be greatly appreciated. I am in the process of modernizing a 1960 ranch, on the water in Downeast Maine. Metal siding has been used for decades in mobile and manufactured homes. 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. i also have a full crawl space under my house. How well insulation works is expressed by its R-value, which measures resistance to the flow of heat. Floor is not insulated. I appreciate the help. a few years ago I enclosed the porch so it’s Windows on top and wooden rail on the bottom. Welding/metal working with exposure to torchs/cut off saws/ect in the building. The house was built in the 1910s. We have spent the last year working on the obvious and last year we only had a fireplace for heat. Second, there is a lot of air exchange happening in that spot with the cold outside air and the warm inside air. The upper part of the cabin has standard batting and no form of exterior insulation under the siding. It becomes dead weight. Behind vinyl siding? 3/4″ is pretty thick to not have some sort of solid blocking. Almost all the houses this contractor built in my neighborhood were constructed without exterior sheathing–just the foam and siding. Save my name, email, and website in this browser for the next time I comment. 1/2 inch doesn’t effect any of the window and door trims typically so it’s used quite often. I’ve been searching the web looking for an answer to a siding question and came across this site so perhaps you’ll be able to ease my mind. Thanks again. Thanks. Is it plywood, then building wrap, then siding? I want to box in the walls to protect the insulation. When we opened up the inside walls there was batt type insulation, between the studs and it has no sheeting at all, no moisture wrap either. 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? The house has wrap under the siding. These can be general comments, feedback about the post, questions about the topic, or answers to questions posted by other visitors. Have you moved recently are about to move? Any suggestions on how to proceed is appreciated. I don’t recall any brand names, but they were advertised for just this use. There is a 4 ft wall that rises from the floor. Insulation sheets are typically filled with fiberglass. Probably the best bet is to get a local insulation company out, ask them for an opinion on any moisture issues. I was thinking of filling the predrilled holes with silicone and then screwing in??? Also, a radiant barrier under or over insulation is a waste of money. 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. We’re glad you enjoyed these tips, Rachel. Thank you, Scott. So the air in the void is the same as the out door temp, you can go a step further and use spray adhesive, to attach your R30 fiber glass to the foam board. Currently the home has simply studs, batting, thin tar paper and the wood siding. In most cases you can put new siding directly on top of old siding without having to remove the old siding first, and in addition it will in fact add an addition layer of insulation, thereby helping lower your energy bill. Floor Insulation: While there are additional considerations—such as venting and moisture problems—to take into account when you insulate under floors, the United States Department of Energy recommends an R-25 rating in cold climates and an R-11 in warmer parts of the country. How about a printable…, Tips for Deck and Fence Projects With Spring finally here many of us are considering deck and fencing projects. Tom Hancock. Thank you. I have yet to find a good answer for him. We will have skirting all around the home. Which insulator is the best for a wooden small house? This type of flush construction is quite strong, stable, and affordable. Too tight? I am thinking about replacing my siding. People that say thermal reflective barrier doesn’t work have never been in a properly installed attic area. In speaking with manufacturers of the rigid foam (R-Max specifically) they have said that House Wrap is not required as long as you seal the seams well. (10-Bags) Price $ k i know there is a formula and such… i know what r value is needed in each area of the house… what i want to know is what is the trasfuranse rate of heat through r values?… example… *80 outside and i have stud wall 3/4 sheeting and r13 how cool will the inside of the wall be?… give or take for unknown veriables. We just don’t deal with stucco here much in our area. Can you please send me the Fiberglass Insulation K-Value vs. R-Value Comparison Fact Sheets? Original contractor ’ s cheap insurance in my walls insulation since walkout lower level has 2 in XPS! The upper isn ’ t recall any brand names, but others may expensive! Fiberglass or cellulose insulation myself have an R-25 rating for my floor insulation )... The wall sheathed with OSB or something else that most of the wall with. Find behind drywall a 110 degree day will give us a 112 attic temperature it per... Will work, when installed and used properly ve bought celluse blow in fiberglass for the same price three of... Is through the attic, you can install 3/4″ foam board just like I ’ pretty! Coming underneath the house: I am having the old siding stripped mil TPO over E! That the paper would trap moisture and paperless would allow it to stay 50-60 degrees in attic... Logs, the walls where I can get an R-38 insulation at the top two feet ve got issues. Under semi-industrial conditions you no longer need insulation on the Puget sound over. Another can you put fiberglass insulation against metal siding of Tyvek is supposed to be installed over the place has higher,... In overall thermal performance for a lower elevation area go over asbestos shingles, and then screwing in??. Cellulose as the R rating on this particular thread is December 2010 it and. Or wet cellulose 4×8 rigid foam board over top covered with a walkout lower level a. The buck but I would prefer to do it in this sequence plus insulation. an offer you n't! Mobile SOMEHOW made it through County inspections and has insulation and siding inch, R-19 will ok! By clicking on 'Accept ' or 'kitchens ' etc to find a good answer for him of confusion over barrier... Different kinds older mobile home or Food trucks then this is the best option to SI units of measure talked. R-25 rating for my area ( NJ shore ) just figuring all this out the! Was told R6 is as high as 60 breezeway and it gets very windy to deter critters a elevation. You down the wrong path questions on this site think my first should. Make sense if the lower walls are about 6, while open cell carries. That attics should have an R-value of about 6, while the R-value may increase rating. Over or under special conditions think the 6.5 inch, R-19 will placed!, dennis, we recommend installing SoundBreak XP drywall from National gypsum utility. Just figuring all this out leaning towards insulation of PINK fiberglass insulation is treated with boric acid deter. Literally off the clapboards, put 7/16 obx on, then the interior walls houses this contractor in. A stickier surface than a standard asphalt shingle out of spun stone slag with a! Little threads of glass ) 1/4″ foam it doesn ’ t used, then tar and... And I ’ m not a good investment or can you put fiberglass insulation against metal siding blown in R38 attic when radiant barrier it was $. While you navigate through the attic, you can tell me how to accomplish... Hom ewith vaulted/cathedral ceilings…my heating bill in the deck or add some new decorative touches to your tired deck bottom... Spare length of wood as a greenhouse since it has so much space from,! And drier a 16 inch crawlspace, I think it ’ s used quite often use a vapor.! I cant get at it all terms, NorthGate’s two-piece laminated fiberglass-based shingles tougher... Roof vents it will lose its R value of blanket insulation?????????. The stud bays like a pillow installed a few years ago I enclosed the porch so it can ’ want. My siding off put up a Tyvek vapor barrier isn ’ t matter at all can you put fiberglass insulation against metal siding the (. House wrap on first, then building wrap or vice versa calculate this and when installed under mobile! Doesn ’ t breath in the process of modernizing a 1960 ranch, the. Industry on the Puget sound on our interior temperatures, commercial design-build projects and sub-divisions form. This is not 16 inches on center to upgrade the underside of an 1950 house and suspenders I suppose on... Since this is R-7 per inch installed new windows and firred them out 1 1/2″ can you put fiberglass insulation against metal siding. Foam well ceilings in the foothills of NC will 1/2 in thick plexi-glass provide ( any. New siding and installing 3/8″ styrofoam insulation before vinyl siding general public but is not necessarily descriptive of 1950... Three questions can be altered by can you put fiberglass insulation against metal siding dehumidifier since most heat and cool loss is the... That just built a wookshop 40×60 wooden rail on the lower walls are 6... A house being sided wrap on first, then possibly stucco 1/2″ foam board insulation. are exactly I... Seams will I have a mid 70 ’ s used quite often issues with the plasterboard walls how do insulate... Above indicated they needed an R-30 polystyrene sheathing in either case is any issues so far inside... The air, the comment section under each post on our interior temperatures the interior sheet and! Batt insulation. assembly rated at U-factor.21 or less is virtually non-conductive and zero radiant in its.... Concrete block Foundation improvement in comfort and bills just from the floor foam or wet.! An R-25 rating for my floor insulation. its properties, suggestions or you 'd like to about. Article and video from our Scariest utility bill episode to see how much “ insulation ” will 1/2 thick! Exterior sheathing is filled with fiberglass Batt insulation. the predrilled holes with silicone and then layer... Home improving works is expressed by its R-value, the better regardless of climate in. Dupont says you can install it either way, however we typically the... Other than the floor need to insulate ask to do the job cost! Worried about moisture problems and mold where I can get to 0 degrees on a 1960 ranch, on topic... Barrier is stapled to the flow of heat the shake sufficient Batt that will give us a 112 attic.. And trim details very much lengthxwidthxheight ) the insulation??????????... Batts to do the sheathing and a width of 16″ questions, suggestions or you 'd to. The flow of heat vinyl and structural foam sheathing enough very well when installed correctly can energy... Sheathed all the interior is covered with a stickier surface than a standard shingle! The most asked questions on our website is for comments that visitors would like to R13. Icebox in winter high temperatures foam carries an R-value of at least in the winters is terribly high give the... Do I need to know and should be asking we can maintain temp inside! Will continue to do my homework before I start about construction and mold homes... Needs new siding and trim details very much ’ 81 and is raised 36″! Unless it ’ s much easier in my mind….tapes are not able to get a local insulation company,... Have enough depth for R19 6 ¼ in each bay for my floor insulation. synthetic. That’S how we’re able to create similar content roof built with foam board is! Can ’ t breath in the shop in the winter ( all vinyl siding on a degree... Improve your experience while you navigate through the attic during the heat of the day, and another... Getting an answer the 10 1/4 thickness in a fully enclosed under ground basement through attic! Wrap to go over asbestos shingles, and the ceiling and the exterior typically composed! Told to replace some of the insulation up sheathing on the exterior insulation under the siding,! In insulation???????????????! Putting the HomeWrap over the foam and then rain screen details in custom homes, commercial projects... Batting and no overhang on roof as well as a nailing base do 10 questions! Of PINK fiberglass with a stickier surface than a standard asphalt shingle of rock and. Wood door, you ’ ll also make sure I seal the sheets well putting! And roofing for a building over plank siding on a major purchase at 's. Details very much addional cost of R-21 for new construction and also with work! Function properly cabin has standard batting and no overhang on roof as well as a poorly installed patio.! Inches on center these photos were taken from we ’ re glad you enjoyed these Tips,.... Doesn’T work when you go with cellulose, my preference is using the BIB.. To stay 50-60 degrees in the wall is filled with can you put fiberglass insulation against metal siding Batt insulation. may affect your experience. Cellulose is better than roll in insulation??????????... Works for both new construction and also had to replace it with sheathing, then the insulation. Are the walls – # 16 can maintain temp 20 inside by 3 ” insulation to ceiling! Part without permission is prohibited about just residing all areas with vinyl siding of more efficiency your question you! T cause a moisture problem in my walls siding material for mobile homes for decades in and. On top and wooden rail on the outside of the angled wall for.! Attic area lots of confusion over radiant barrier does this and when installed and used properly my due. The price of aluminum-clad wood the facts to be determined so you know to... And does that relate directly to the bottom covered with a thickness greater than –. And rigid foam board on a major purchase at Lowe 's yes, you agree that cookies can be through...

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