We've done it with and without reinforcing mesh. 2. There would be no need to continue exterior foundation materials around an attached garage, correct? The 2 methods most often used for concrete slab foundation insulation are rigid exterior insulation and rigid interior insulation. How do you get curry stains out of a wooden spoon? I realize this is an old thread, but was just trying to see if there were coals to stir. Explore. That definately sounds like the easiest way. A warmer foundation means that there is a smaller difference between the temperature of the concrete and the air inside the house so there will be a lower risk of condensation when … Stucco and metal cladding seem to be the most straight-forward options. We will be on exhibition with them at the USGBC Green Build Show in Chicago beginning tomorrow. The advantages include: continuous insulation, durable substrate, simple installation (Fomo adhesive and screws), waterproofing membrane over all attachments, perfect substrate for thin brick, thin stone and stucco, 15 year system warranty and is manufactured in USA Midwestern states (as opposed to overseas for some of the products mentioned herein). Thankfully the replacement pipe fittings were inexpensive, I already own a small hacksaw, and there are good repair videos on YouTube. Automatic termite shield is built in. Exterior Wall. Believe me, I want to be wrong because I'm a tree hugging environmental carpenter and builder and that goes hand in hand with going all out on insulation, but......... Foundation cover Seal all of the seams carefully to keep wind from blowing into the insulation. PREPARATION: Ensure that rigid foam insulation is securely fastened to concrete. In new construction, adding insulation on the exterior of the basement walls will do the following: Minimize thermal bridging and reduce heat loss through the foundation. Vertical Edge of Exterior Foundation Insulation But with Owens Corning's FOAMULAR® rigid extruded polystyrene (XPS) foam insulation installed directly against your foundation wall, you can enjoy insulated comfort from the ground up. FAQ: Why Do Some Builders Avoid Foam Insulation. "Excavationless" - Process for retrofitting exterior insulation & water management on the outside of a foundation with minimal excavation. The devil is in the details like this one. For a foundation wall with exterior insulation, either mix can be used, but the following condition must be respected: a metal armature or fibreglass panel must be anchored through the insulation into the foundation cement before applying the parging. Internal insulation offers more choice of materials than external, because it doesn't need to be waterproof and there's no threat of insect attack. Seal the cap to the slab edge with mastic. Response to Perry 525 Stone and brick veneers are another popular option. The Roxul would reportedly not provide a home for the bugs, and perhaps it would leave less of a crack between the insulation and wall due to its inherent sponginess. The best way that I Response to Steve Re: Sheathing overlap You don't want the very outside surface of the wall to be flush with the foundation. In new construction, adding insulation on the exterior of the basement walls will do the following: Minimize thermal bridging and reduce heat loss through the foundation. Mix the grout in a bucket with water according to the manufacturer’s recommendations. To cut the panels to size, score them with a utility knife and then snap them. These coverings will ensure a good long life for the foam insulation by keeping moisture from its surface. Shop by Insulation Type. It would also be possible, but more expensive, to prepare the cured foam for adhered manufactured stone veneer. You have chouce of colours and can just nail it to the cantalivered framing. What kind of compatibility issues will I have with using an asphalt based peel and stick membrane on EPS or XPS foams, or should I look for another product?? I've done a number of foundation (not lately) where we parged the foam down to the footer with a finish coat above grade. Article from backyardboss.net. We've just started using Stryro Industries Tuff II trowel on coating which was recommended by Dow. 5. By Scott Gibson. Insulating an exterior foundation wall. How to insulate house walls from the outside. Our rigid stone wool insulation has been ICC-ES validated to be used as a continuous exterior insulation on the exterior of a foundation wall. Insulating properly can lower your energy usage and help keep you comfortable, regardless of the season. Eric, Recommend pre-painted aluminum angle flashing. Don't know if that's your real name, Tom, but, yes, here in the south we do have a termite problem. Thanks! We use rigid insulation outside of the foundation and outside of the sheathing to prevent thermal bridging. Exterior. One of my workers calls it outsulation instead of insulation. Lucas 6. In that solution, stucco directly to the foam (no board, no lath, etc)? You would need to choose a durable trim that won't rot when in contact with the ground -- probably solid PVC trim, stiff metal flashing, or something similar. If you're using a concrete foundation slab as thermal mass for passive solar heating, the insulation should go between the slab and the stemwall. Does rigid foam insulation need to be covered? Once the studs are up and the insulation has been stuffed in place, add a vapour barrier over top of the whole thing, making sure to overlap joists by 6” and seal with a caulking or tape. In addition to a few fasteners, it's always possible to use an adhesive. Here is an awesome product for your foundation: http://www.energyedgeform.com. Basement foundations are usually insulated from the grade line up to the sill plate on the inside rather than outside. IF they used the right stuff it helps the water against the foundation wall get to the drain tile below, which reduces the hydraulic pressure on the wall, minimizing potential leaks into your basement. In this application would you remove the old loose masonry, repair it, cover it with blue board insulation, cover the insulation with lath, fasten the lath through the blueloard and deep into the masonry ? If you want to keep the crawl space warm, sandwich some rigid foam between the stud wall and the PT plywood. Email Save Comment 11. I would then tape (SIGA type) metal flashing to vertical foam at the base of the flashing where it terminates below grade. These coatings can be applied to the exposed surface of your foundation quickly and easily with a brush, trowel, or airless spray unit. Read more . Such flashing could also act as a termite shield listed as a concern in the messages. When crawl space walls are uninsulated, the crawl space is often moldy. They are from Wichita, KS, but its my understanding they are in the process to have their product distributed by a national chain. 3. the sill looks to be in decent shape but it not airtight on the foundation. Often customers ask us about products to conceal unsightly foundations or simply cover them so they don’t have to paint them any longer. How much does it cost to get fingerprinted in NC? Greetings. Let’s go through this process in more detail. An option not listed is the Boral TruExterior product line - it's a polyash composite that is rated for ground contact, is highly termite resistant, and has a much lower coefficient of expansion than PVC, fiber cement, and other composites. Cover the entire exposed area of the foundation and extend the insulation at least 18 inches into the ground. Right - A corrugated metal closure conceals the exterior rigid insulation at the slab edge. Also asked, how do you cover foundation? One of the most popular applications of our exterior panels is skirting and foundation cover-up projects. According to at least a few manufacturers that I looked at before using ARXX ICF blocks for my house, a favoured solution is parging cement to 6" below grade. Cover your concrete block foundation with stucco. I would be more than a little surprised if it was stainless. It rotted away after 10 years or so - acidic soil, I think. These durable foundation insulation panels will insulate your home and cover that unattractive exposed foundation with a durable and attractive, richly textured finish. There is no food value to the foam but it is a very good home for insects. The foam glass is nice, but pretty darned expensive. He lists four possible generic products: pressure-treated plywood, fiber-cement panel siding, stucco, and surface-bonding cement. If it is a crawlspace, insulating the walls prevents the pipes from freezing. yikes. I have used copper sheet for this detail.It ages to a nice patina that seems to blend in between ground and wall finish and it will probably outlast any surface-applied cement finish.A bit pricey for a detail people tend to ignore.but it is worth it to me to avoid call-backs. Skirting Stone veneer is extremely attractive, but seems to be much more risky and complicated. If the foundation walls are insulated from the interior, the air and vapour barrier must be continuous for the wall and header space. The parging went over stucco wire. Obviously, this would not work as a retrofit. If your basement has stone-and-mortar walls, you can't insulate them with rigid foam. All the seams get taped and the window flanges get taped to the foam. Internal insulation should always be covered with a fire-resistant material, such as drywall. Response to Lucas Durand The best way that I know off is to include the PT plywood and the insulation as part of the outside forms for your concrete pour. These panels are available in a variety of textures and colors to add value and curb appeal to your home by covering up your exposed concrete foundation. How do you cover rigid insulation on a foundation wall? Maybe I could use 3/4" PT plywood at the top, then fill the gap in the formwork with standard 3/4" plywood which could then be removed with the forms and used as subfloor? The right stuff is a denser fiberglass mat, much tighter fiber than wall or attic fiberglas … We just finished a job. Thanks for your comment. I am leery of stucco-coat type products because of weed whackers and freeze/thaw. Our local Dryvit dealer OK'd the installation. They have a wide selection of trim and siding profiles. If you apply insulation to the outside of a foundation, please note that rigid insulation and its protective covering can provide concealed access for insect infestation. Also the portion of the insulation above-grade gets a lot of abuse regardless of the finish used. I agree with you -- it is best to include metal flashing that extends from the gap between the mudsill and foundation, out over the protective covering installed over the foam. Insulate and Beautify your home with energy efficient FP Ultra Lite Rigid Foam Foundation Insulation Panels! Foundation vents are designed to improve the airflow under a house, helping to maintain healthy humidity levels and air quality in your crawl spaces. How thick should foam board insulation be? How to Protect and Finish Insulation on an Exterior Foundation Wall. Exterior insulation benefit vs cost Learn More How to insulate stone foundation walls that present you with an irregular surface. That what i think lol Doug. EnergyEdge Insulates, Protects & Finishes Concrete Edges For instance, […] Read more . How I can reasonably secure lath to the loose crumbled areas of the wall, strapping? ICF manufacturers appear to recommend parging cement Continue applying insulation, using the same methods, until the entire wall is covered. 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