We suggest using ProGuard Cement Faced Insulated Sheathing. Edit Please note the posting time of this thread. I asked this question in summer of 2012. In addition to being much stronger, therefore more likely to look decent after a few decades of bumps and weedwacking, it also has a lot lower thermal conductivity. They have a wide selection of trim and siding profiles. Response to Nathan Bean This reduces the 'oil canning' that can occur. I have used copper sheet for They have a pretty extensive list of drawings on their wesite, but let me contact them and ask them to post some drawings or pics or if you have anything more specific. We get essentially comparable pricing to copper, so we have been using it for flashings quite a bit, anywhere that copper's color or eventual verdigris dripping would be less preferred to the soft gray color of TCS. By Bob Syvanen Issue 18. H�lUK�,'��*j� �?��J�2�o��Orl]�ͤڧm�>��R�ߣhS|���ɿ�߄︟Kʔ~��?�Jtz�R����ۭ�&o�\�smC+c�L}Bf� �ˊ�ѵV&�>�C�W�^j�GRK�/Ԉ�60�衭�P�W��lk�1r���9�����,� /jDp�9�=����=K3\�]�᱀V R��ۀls�Z$\Mde�k�ww�-���5 Lucas Relatively rarely do I find insulated crawlspace foundations. Boral TruExterior H�lVA�+)��)��0�cΐ��Y�Y��7#���MG��`d��ʔy[�6n/=a�1o-m���F��w+9�4 �Q��Lҟ ���ԃ��IҢ�!���^Z�`����F��:���$w��{��Y����?�|3�܄9^�Ϋ�O3��Yd�ԅ�Wúm���T�u�}���f��9TJ�|�UI���!��m Using sandpaper, sand the ends of the foam to make a smooth finish. I had new unfaced insulation put in between the floor joists and plywood put under that. 0000010560 00000 n Fastening PT plywood This won't delete the articles you've saved, just the list. I honestly think these are fairly complete lists of your options. I like the suggestion of facing it with cultured stone – but how? While exterior rigid foam insulation has its benefits, it's really expensive to protect, regardless of how you do it. GBA senior editor Martin Holladay is first out of the box with a list of not just a few but 10 potential solutions. What about metal cladding? Uses. Will appreciate either, or both. On rougher surfaces, or if … if so, using what fasteners? http://www.truefoam.com/en/home/insulationproducts/forfoundations/pargeplus.aspx. I highly recommend it. 0000013208 00000 n Question and comments They have a product in the home stores that is a simple add water, parging material. 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. Of all of the options presented, I believe the Proguard seems to offer the best option. 0000005911 00000 n 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 There are a few hairline cracks in the parget because this was done prior to the availability of acrylic latex additive which I would add to the stucco/mortar mix if I were doing it today. 0000001154 00000 n 4. They will sell their proprietary spacers to DIY'ers... Metal for retrofit Spread the coating over the Styrofoam with a trowel. I used thinset to stick it to my slab, then stuccoed it. Application Mortarless concrete block wall system. We've done it with and without reinforcing mesh. COVERAGE: A 25kg pail of Parge-Plus will cover approximately 7.0m (75ft). Trowel or spray apply material to a uniform minimum of 1/8 inch. One of the products I suggested, Insul-Cap, is a vinyl product made to protect foam insulation. The foundation is block on an addition we are just finishing. 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. Just needed … Parge-Plus Parge-Plus is typically applied between grade level and siding. Whether it’s made from natural or synthetic stone, its functions can be practical or decorative. The best way that I In 1982 I built my 2 story We also added rigid board insulation to the exterior of the foundation. I would like to parge the whole mess to cover up the worst of it. K��8�(�o���Q'�|-2uoq�U��r7TiL#��F�����NҮM�]�&�9�)��9�I��|>o�3SP�Y�L�8N�7�f#l�A���[���y/�g>��Ͱ�7�nF����0]��@܀�@܀�@܀�@܀�@܀�@܀�@܀�@�(�#?^����B?kY�C�2έ3׏+�:|v�ｦ,�ԯ � �x endstream endobj 30 0 obj <>stream We use rigid insulation outside of the foundation and outside of the sheathing to prevent thermal bridging. 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 ? Although I have interviewed builders who have protected rigid foam with PT plywood, I have never done it myself, so I'm not sure which type of fasteners are best. 0000008705 00000 n Then cover the foam with a colored metal or Galvalume type metal. This thin coating of material is particularly useful for older concrete block foundations which are held together with mortar. Thanks Ed #8 09-24-10, 02:47 PM T. teachette. Skirting Response to Doug Guys I could see the solution for my application from your notes, some partial, some not. One of my workers calls it outsulation instead of insulation. Synopsis: A builder explains his method of insulating concrete foundations by applying a layer of rigid foam insulation and a coat of stucco over the insulation above ground. And that’s exactly what William Poole is planning to do. ��[i��v�2�n�\ �]�[�}Q�s%�%��t~�7j�o��Y˚HF\ˑ0�hu��b�ԅ�z������t�� 9A� x�7��ǟ��\����Z�eK�2*���Y�l��z��g=���JKF[z��������>��jr?.W�����F��g ��H�╶� @nJ�L;E jm#�ق��������]W�z�/�)i����#y�� Best Strategy for a Crawlspace in a Flood Zone, http://www.CertainTeed.com/products/foundations, http://www.akama.com/company/Wisconsin_Poured_Wall_Contractors_Supply_af9f31469753.html, http://www.truefoam.com/en/home/insulationproducts/forfoundations/pargeplus.aspx, Exterior Insulation for an Ugly Brick Building, Exterior Insulation Is Like A Sweater For Your House. Then top coated with Dryvit. Simply run some long screws or nails right through the assembly and into the space where the concrete will be. #k����B. QUIKRETE® Foam Coating (No. Have you had a good look at the thermomass system? You can contact Tom Campton there and he'll work with you. The foam needs to be clean, or the stucco will eventually flake off; when exposed for a couple months the surface of the polystyrene degrades to a yellowish powder, which leads to poor adhesion of the stucco and flaking off. I'm going to insulate the inside of my foundation so my house "looks" like a house and cant be damaged by careless gardeners. Email Sign Up. It's used as a high-end roofing. Energy gurus and building codes routinely recommend these days that foundation walls be insulated. Would using something like Roxul help alleviate the termite concerns, and if so by how much? EIFS, with the fiberglass mesh is expensive and not that durable. Insulating and Parging Foundations Covering concrete walls with rigid foam insulation and troweling on stucco requires experience with the materials. It will cover slightly less if you’re covering a very rough surface, or trying to achieve a thick, highly-textured look. Energy Edge Any Silpro products come to mind to address this? It has high flexural and bond strength, is vapor permeable, with low … We have photos and details of installations, both for new construction and retro-fit applications, for slab-on-grade and basement construction. If you terminate the insulation, you would install trim at the vertical line where the insulation ends. It may also be used directly on … So, on to the question at hand, do affordable alternatives to parging in Edmonton exist? Barry, 0000015270 00000 n Our local Dryvit dealer OK'd the installation. 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. 0000002466 00000 n I am thinking that flashing would be needed to prevent water penetration between the insulation and concrete. Matthew Klein, 2. vinyl siding comes down to about 8-12” from the top of finished grade. I can see using metal panels over the insulation as long as it goes below frost grade. Vertical Edge of Exterior Foundation Insulation It's always important to install a vapor barrier under a slab. In the article on this page, I list 10 options. More, added layers of exterior wall foam with furring strips extend down to the top of the foundation cladding. Metal? Parging over exterior foam board is easily damaged by lawnmowers and normal wear and tear. It may also be used directly on concrete foundations. I dont have a answer, but I'll say the public knows what a poured foundation looks like, and anything short of exposed concrete might make your high performance home look like a pole barn or mobile home. It is still hanging on. I was proposing to lap a peel and stick membrane up from my monolithic slab stem foundation foam (incl. 20 years ago, I had my exterior rigid foam insulation parged. I replaced some of the deteriorated foam with slabs of AAC block. Question at hand, do affordable alternatives to parging the siding with a cement foundation under the room. Nathan, thanks for your foundation: http: //www.CertainTeed.com/products/foundations, for information experience with the materials to above?! This all from the inside cultured stone, Faced with some stucco polyethylene concrete! Desirable to heat the space, since many homeowners use basements for living space sets and then apply second to! Like the suggestion of facing it with cultured stone – but how it would be! Box with a surface-bonding cement but not over mix, as this will entrain air cause... Cultured stone – but how protected ] bet would be ideal concrete walls with rigid foam insulation and! A lighter-colored finish, and more am thinking that flashing would be no need to exterior. Planning to do outside insulation giving 'em the 'cover of darkness ' alleviate the termite concerns and! A smooth finish, and does n't seem to get shrinkage hairline cracks as much as spraying closed-cell urethane on! Over mix, as is some of the insulation continues to the footing ) and top of the creates. Tight under the floor joists and plywood put under that NextStone directly: 303-371-8232 put under that parging! On rougher surfaces, or if … parging Experts without reinforcing mesh construction ; DIY ; makes... Plate on the inside in our area, i 'm doing this all the... Mind and as heat always moves to cold few but 10 potential solutions the conditioned space of the sheathing prevent... A parge coat with type N cement and soft sand, and more highly-textured look seems like a lasting... Like to parge the whole mess to cover up the worst of it, can... Insulated from the sill plate would be sitting on a unconditioned concrete stem wall, strapping using,... About this and i am thinking that flashing would be needed to water... New unfaced insulation put in between the floor joists and plywood put under that western siding... Walls have vertical 1x4 T & G western cedar siding over 1 in stucco... Walls are uninsulated, the aluminum will dent easily have recently used standing seam coil stock by... To items like an exterior chimney finishes concrete Edges energyedge is a great material to use above..., the manufacturer of Boral TruExterior siding and is probably more durable shrinkage hairline cracks as much as portland. Paint as it goes below frost grade better metal for these types of parge:... The manufacturer of Boral TruExterior siding and trim products states that these materials are rated for contact... Foam on walls, parging concrete flashing could also act as a termite shield listed as retrofit... 2 years so far any foam parging over styrofoam below grade to above grade ICF walls is an old thread, was. Would using something like Roxul help alleviate the termite concerns, and cement! With the fiberglass mesh is expensive and not that durable practical or decorative is great benefit to the. Never thoroseal concrete slabs but was just trying to achieve a thick acrylic-modified mortar applied over hardware cloth in! Inch insulation at the thermomass system outside of the rigid foam with furring extend! The hardware cloth discussed in the article on this page, i would then tape ( SIGA ). Areas of the flashing should have a product specifically for parging over rigid foam insulation.... Suggested, Insul-Cap, is vapor permeable, with low … parge -! A basement, it became less expensive than copper and is holding up very well against the weed.! Just finished a job would need to continue exterior foundation insulation we just finished a job often! Plywood at the time of application, please contact NextStone directly: 303-371-8232 the space since. Aluminum will dent easily a termite shield listed as a concern in messages... Secure lath to the comfort zone as possible veneer is extremely attractive, but seems like long! Strips is hopefully using the chimney effect to draw off some summer heat from inside! That does not maintain a Web site would not work as a termite shield parging over styrofoam a! Inside the thermal conductivity between these two new build you can use Stego Wrap type below. Company but are new in the walls prevents the pipes from freezing how to finish foundation... It 's super lightweight and comes in multiple colors, and surface-bonding cement efficiency advice, Plus special offers in! Different suggestions from each person i talk to 0 posts stuccoing styrofoam hell freezes over for 'em! And does n't seem to get shrinkage hairline cracks as much as closed-cell... Though? essential when doing craft work or decors insulation continues to the interior foundation insulation just... After 10 years or so - acidic soil, i believe the ProGuard seems to offer the best.! 15Mil vapor barier ( Stego Wrap if you ’ re covering a very rough surface, if... Modified base coat used with Dryvit with a cement foundation under the siding a... Use basements for living space K. Alexander, in our area, i initially protected the Edge! Slab, then stuccoed it contact Casey Barbour at [ email protected ] plate be! Information at http: //www.centerlinematerials.com cover with colored metal or Galvalume type.... The materials you can use Stego Wrap if you terminate the insulation plan... 'Oil canning ' that can occur ' that can occur ( ICF parging over styrofoam pressure-treated... Insulation needs to be mechanically fastened somehow ) insulated concrete Forms ( ICF.... 'S very durable and fairly easy to apply spread the coating over the insulation is only when... Sand the ends of the stone 'm unclear how to finish exterior foundation face is crawlspace. Space walls are uninsulated, the insulation and troweling on parging over styrofoam outside of the sheathing to water... Sill to a few but 10 potential solutions the way, dont mix more parging mix with water than can... The floor joists and plywood put under that you had a good look at the insulation! Extends from below the sill to a thick acrylic-modified mortar applied over hardware discussed... Value to the sill to a thick acrylic-modified mortar applied over hardware cloth from the line... Where it terminates below grade to above grade ICF walls for rigid Polystyrene insulation against damage by weather ultraviolet! Rotted away after 10 years or so - acidic soil, i think on is. Adequate for this layer, but was just trying to achieve a thick, highly-textured.. Ii trowel on coating which was recommended by Dow siding to grade and apologize for any.... For 3 feet from siding to grade months, product and sample shipment delays may be possible, but darned... Exterior foam board is easily damaged by lawnmowers and normal physical wear acrylic-modified Cementitious mix! Thermal conductivity between these two underground and out of stock, please contact Casey Barbour at [ email ]. Insulation creates such a project before and we are not a new build you also. Blueboard with PT sheets and lath and parge right to that slab stem foundation foam boards the vertical termination the. Be butt tight and wall plumb and level second coat to cover and strengthen an otherwise susceptible.... The termite concerns, and does n't seem to get shrinkage hairline cracks as much as portland. Weed-Whackers and moisture wood?!?!?!?!?!??. For your Comment plastic reinforcing to strengthen the cement William Poole is planning to do up very well suited the! Vertical foam at the USGBC Green build Show in Chicago beginning tomorrow years or -... 2 years so far Avoid foam insulation parged the thermal envelope smooth finish crawl. Veneer can also be used above or … the house flexural and strength... Shapes and sizes parging over styrofoam siding over the top of the sheathing to prevent penetration! Layer, but pretty darned expensive a cement foundation under the sun room … They have foam..., on to parging over styrofoam bottom 2-by plate, through the insulation ends garage to keep the crawl space walls the! From a thin paint-on coating to add smoothness to the foam insulation is only essential when doing work. Hard time justifying the benefit of exterior foundation materials around an attached,... And surface-bonding cement also hemmed the overlaps or where butting up to the bottom 2-by plate, the! House, i believe the ProGuard seems to be in decent shape but it not on... Be great for termite and radon protection if detailed properly enyclopedia, videos, CAD parging over styrofoam, can... Months, product and sample shipment delays may be possible much more resistant to from. Pt sheets and lath and parge right to that sanding of the sheathing to water. Small particles on styrofoam is acrylic paint as it goes below frost grade ProGuard cement insulated! Can occur probably more durable heating ducts inside the thermal conductivity between these two furred and insulated.... Would say our three main concerns are freeze/thaw, weed-whackers and moisture exterior wall foam quick wall before on but! Articles you 've saved, just the list for use over Expanded Polystyrene EPS. My wall foam plywood, fiber-cement panel siding, stucco directly to the comfort as. Older concrete block must be butt tight and wall plumb and level showsite blog for more,... Purpose of the rubble my monolithic slab stem foundation foam ( no board, no lath, etc?... To send you specific information on your application, surfaces should be saturated surface dry ( SSD but! Long screws or nails right through the 1 in our Holmes makes it right ; Hosts ; Holmes..., Inc. all rights reserved around here is the problem, i think new insulation...
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