Hi, I wanted to add that you need a vented airspace between the concrete and the fiberglass insulation. 72 0 obj <>/Filter/FlateDecode/ID[<035859E44BB147D68A24CFF2ACFC4F09><1ABD2166C176A347937A31FE4F5A8356>]/Index[53 32]/Info 52 0 R/Length 93/Prev 295579/Root 54 0 R/Size 85/Type/XRef/W[1 2 1]>>stream problems contact webmaster@doityourself.com. 5. When you encounter electrical boxes, trim the insulation so that it goes around the box with a snug fit. Step 6 - Attach the Insulation Panels. It is best to encapsulate electrical cables and boxes. To ensure our content is always up-to-date with current information, best practices, and professional advice, articles are routinely reviewed by industry experts with years of hands-on experience. Continue placing the foam board sheets. Also be sure to … Generally, interior walls use batts with an R-11 to R-13 value, while exterior walls use batts with an R-19 to R-21 value. Measure the wall and mark it using the chalk reel. You don’t need any poly between the concrete and the foam insulation, nor do you want poly between gypsum drywall and the insulation. If you have a solid concrete foundation, also run a bead of caulk where the sill plate meets the concrete. If your attic floor has no insulation, install faced batts or faced rolls between each joist, with the moisture barrier facing down against the drywall or plaster ceiling below. Purchase batts that will give you the desired efficacy in insulation. *Pre-drill through the insulation and into the concrete, and then use Tapcon fasteners. Firstly, you can apply it directly onto the house’s concrete walls with the help of a construction adhesive that will hold it in place. %%EOF When to Use a Vapor Barrier during Drywall Installation, Tips for Installing Blown-In Wall Insulation, 5 Reasons Triple Track Storm Windows are Perfect for Old Homes, Tips for Safely Cleaning the House While Pregnant. Instead, leave a 1/2-inch allowance for length and width when you cut the batts to ensure there is a tight fit. Cut thin strips of insulation and fill the gaps between the frame and opening of the window or door. Place one half behind the cable and the other half on top of the cable. There’s two ways you can go about with foam board insulation. How to Save on Heating Costs With Insula... How to Save on Heating Costs With Insulation. 0 A respirator mask and safety goggles are also helpful. That’s because in the past, insulating concrete block homes meant adding interior wall insulation, by building another wall against the concrete, and insulating between the studs. Plastic vapor barrier against concrete wall, fiberglass insulation inside stud wall, then drywall; Fiberglass insulation inside a “bag” hanging from the rim joist down along the foundation wall; Stud wall filled with fiberglass insulation an inch or two away from the concrete wall [1] Those mistakes can increase the chances for mold to grow. *It is not imperative to add the foam sheathing layer; however, by doing so, you can greatly increase the effectiveness of thermal energy efficiency. Fasten a second row of 2" x 2" furring with power-actuated fasteners 48" below the sill plate furring, We welcome your comments and Stick the foam board to the wall . Plus, using a dull blade puts you at a greater risk for cutting yourself on accident. Hi. I am in the process of refinishing my basement. home improvement and repair website. The vapor retarder may consist of some polythene sheeting that you drape over the walls once you’ve installed the fiberglass. Buy a two-strap mask rated for fiberglass insulation (look for N-95 rating) and wear a hat, gloves, a long-sleeve shirt and goggles to keep fibers out of your eyes. Fortunately, properly insulating your walls doesn’t require highly specialized tools. Fiberglass insulation may irritate exposed skin areas; therefore, it is recommended to wear a long-sleeved shirt, long pants, and light work gloves. Is there something quick and easy (maybe not cheap) that I can use to anchor the insulation to the block wall. Fiberglass batts are the most common. Tips for painting new exterior fiberglass door? Stuff a wad of fiberglass insulation into each opening to support the foam as it hardens (see Figure A in the Horizontal Callout). 5. Fill in the gap snugly. We want to add more insulation from the outside to an area currently insula... Ceiling fiberglass insulation in basement. To insulate with fiberglass more efficiently, try out these tips. It is a good idea to install a vapor retarder for unfaced insulation (insulation that does not have kraft paper as a vapor barrier). Nail a 2" x 2" furring strip to the edge of the sill plate at the top of all walls to be insulated. 84 0 obj <>stream Against the concrete surface with the still-wet glue, place the insulation … The key to effective wall insulation with fiberglass is firm placement. Step 5: Form a Grid Pattern by Nailing Vertical 1x3s to Horizontal ones. Copyright© Raise the glued panel with the adhesive side facing the wall. With either method, a 2-inch-thick layer of expanded polystyrene (EPS) or extruded polystyrene (XPS) … It generally has a white plastic wrap cover that holds-back a thin layer of fiberglass insulation. Step 4: Attach Horizontal 1x3s to the Foam-Board and Concrete on Marked Lines. The first is to cast the insulation onto one face of the concrete. The non-combustible and non-absorbent properties of fiberglass make it a cost-effective and practical solution for residential insulation purposes. Step 3: Mark Horizontal Lines on the Foam-Board. �Xrc/Â͍��.��H?�ak0g��:��s�|���1_P_\c� �/m�Ƶ }@� � 5�J8 Secondly – and this is the best way – you can install a drywall to frame the wall before applying foam board insulation. %PDF-1.5 %���� Press the fiberglass in place and apply pressure across the entire sheet to bond it with the concrete. Be careful not to cut through the wires, as you could cause a fire or hurt yourself. Usuallly, fiberglass, is not recommended in basements, because it is SO air-permeable, but paired with XPS foam sheet at wall, would be a hybrid solution. There are various grades of insulating batting for different locations in the house, so you'll need a different insulation for interior, exterior, attic or basement walls. You may freely link Attach the blanket to the wall using furring strips or a Hilti-type gun to drive fasteners into the concrete or cinder blocks. Allow an overlap of 1 foot. Fit adjacent blankets tightly together. In my basement that I am finishing, I am leaving the laundry/mechanical roo... Best way to insulate my Basement ceiling (New Jersey). These batts can come faced or unfaced. Today, there is no need to lose out on valuable interior space, as you can use external wall insulation to insulate your concrete block house. Fit batts tightly around electrical cables and boxes Because of this it’s nearly impossible to stop the migration of water from the concrete into fiberglass insulation. Use constructive adhesive to attach the board to the wall and use caulk or expanding foam around the edges of the board and against the studs. It is easiest to attach it to the wall with a couple of concrete nails or even some adhesive while you frame walls. However, do not compress the insulation, as doing so lowers efficiency. h�b```�@K^A��1�'VW�W�onz ,``8���]Ι3�@��d�{l\��9���[릅ٌ��Nnμ�ԭ�n�v�F=��$��������dDb�C [� The walls are cinderblock a... Insulate wall between conditioned and unconditioned basement areas? Basement insulation is cost-effective Tip the top and push the first board into the corner and hold it against the wall. Any other time the interior surface is warmer than the concrete. The basement of the home is 90% finished. If your wall assembly includes studs or furring strips, polyethylene can trap moisture, leading to mold or rot. Start from the top and drive in screws every 2". The second is to position foam sheets along the middle of the wall section and cast concrete on either side. Fiberglass Insulation in the Attic 3 - M... Fiberglass Insulation in the Attic 3 - Most Common Mistakes. Concurring with DA01. If your wall frames measure 2X4, purchase batts that are 3.5-inches thick and have an R-11 or R-13 value. Wall insulation can come in different types. The key to effective wall insulation with fiberglass is firm placement. What Are The Different Types of Crawlspace Insulation? Drive concrete screws into the holes using a power screwdriver. However, do not compress the insulation, as doing so lowers efficiency. Just be sure to use UNfaced batts (no kraft paper covering). All information is provided "AS IS." To give the insulation a finished look, tape over all … Concrete walls have a significant amount of water in them for the life is the concrete. "Fiberglass batts are never held in place with fasteners through the fiberglass batts" "Never" is a pretty big word. to this site, and use it for non-commercial use subject to our terms of use. Then you frame out the wall, fill the stud cavity with insulation (as normal for exterior walls), then vapor barrier over the top of the framing, sealed around the edges. This padding consists of long, panel-like forms that you fit into the studs or frames on your walls. I think I can hold the fiberglass in place by impaling it in the same way semi-rigid fiberglass (703 board and 705 board) is held in place, but the pin needs to have more friction than this case. Add a concrete screw to each of these holes. Questions of a Do It Yourself nature should be Tip For best results, use an adhesive and trowel size that are recommended by the fiberglass manufacturer. Drilling into concrete and block walls is a PITA in my opinion. This is to release condensation and moisture wicking through the concrete, and to prevent wicking of any condensation, from the concrete surface, into the fiberglass. 6. Press the panel against the wall and hold it until the adhesive sets, which is usually a minute or two. For 2X6 frames, it is best to use batts that are 4.5-inches thick with an R-19 value. installing roll insulation in ceiling of basement which is under floors of living space my basement is heated but a smaller amount than up in living space (usually 66-68 upstairs and 58-60 at the same time in basement) my question is about the kraft paper facing, I think it should face the basement because of any moisture in basement. DoItYourself.com®, founded in 1995, is the leading independent I bou... Sandwiching OSB with Fiberglass insulation. Next, attach the vertical 2x2 boards to the wall following the same steps. suggestions. Work quickly so the glue doesn't dry before you're ready to attach your panels. Secure each stud at the top, middle and bottom using concrete screws. Step 2: Insulate Concrete Wall using 2-inch Foam-Board. Trim the bottom of the insulation flush with the floor. If you do not split the batts to cover electric cables at the back and front, you’ll end up with voids in your insulation. This is called the “R-value.” A higher R-value requires thicker insulation, while a lower R-value uses thinner insulation. Be sure to have plenty of sharp blades for the utility knife on hand because they enable you to cut more accurately. If there is already insulation between the joists, increase the R-value by installing unfaced roll insulation right on top. I purchased a Therma Tru fiberglass door with two panels and a six-boxe... Knob and tube buried in fiberglass insulation. However, do not pack in the insulation too tightly, as doing so will lower efficiency and may bulge the frame. See How to insulate a basement wall … 1995-2018 MH Sub I, LLC dba Internet Brands. If you have a concrete block foundation, also seal the openings on top with expanding foam. The paper should face the inside of the home. This blanket of installation is fastened to the concrete wall with cap fasteners that are attached right into the concrete wall. It can be blown in, polystyrene or fiberglass batts. {����H�0�n^1��}�����g�'C�v��GE�� �2��Uv����cU*=Rչ/0�.��A_5RڰN�A_�T6�{�SY�ye硚ˑ�^�.UYe 9�ۚ�)�Ү����k%�Ǩ��$���TiXˬHQ岚�*���M3-�¸X�v�k�*�E���tf GE^ht�C���>��c {�8� >a�S|��B�#��n1���r̠Q`�o(Q�`�k��K|ǥ,_cW������T���_h����;6�h� �9�օۗ�,_���m�e��lhRĬ�����m�\�,J(�\�9��|���Ǐ63�v�N��Ӿv6CS*3��_�Ti�������qhd���z�+J�f_�x}�dK*��)J��\k�û�!���h���s�gee('�M��� G2��B��.. �B��v �P�����fmj��yh����9L=�9�!��ݟ���)���~���aT�y�*�y��Q_bףHZ�z�ΛI�i����,6y_��m��6�M{گ�CcG�x�mn^��O�]�\u`�Q���;FjBn�\�"n��DkT��wc�8'��X�l@Ѭc�aq|���yI�bGx-��{�� ���k�x��� �� How to Insulate a Cathedral Ceiling with... How to Insulate a Cathedral Ceiling with Batt Insulation. Now, as you glue the panels to the exposed concrete blocks, leave a ½-inch gap at the floor and ceiling, and cut holes in the panels to fit around outlets and wall switches. All rights reserved. This is why in most areas it does not make sense to put a vapor barrier on the warm side of a basement wall. After the adhesive cures, add extension boxes to the outlets and switches, and spray foam into … Finish the wall with drywall, and reattach trim work. Frame an interior 2x4 stud wall at 24 inch centres, pressed tightly against the foam panels. Instead, leave a 1/2-inch allowance for length and width when you cut the batts to ensure there is a tight fit. Add fiberglass batting insulation to the cavities in the 2x4 wall. endstream endobj 54 0 obj <>>> endobj 55 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]>>/Rotate 0/TrimBox[0.0 0.0 612.0 792.0]/Type/Page>> endobj 56 0 obj <>stream �#|(ʙ���2���I3r|r��]fʅ��HVW�T+�.� The grade of batting will vary, depending on the wall that you’re insulating. Apply the adhesive to your concrete surface at a time when you can do the entire surface to which you'll be gluing your panel. Install mineral wool batts in the cavities. @ LJ – The problem is the block wall and/or concrete wall is full of moisture. Fiberglass insulation is widely used to regulate temperature and sound in homes. Tapcons especially in block walls only hold about 75% percent of the time (for my amateur hands). Attach the bottom plate to the floor using "liquid nails" adhesive, then drill holes with a masonry bit every 16" into the floor. Hi Experts, I need your help with some insulation issues that i have. When you insulate with fiberglass, you can enjoy a quieter and cleaner home. It’s usually installed on all of the basement walls from floor to ceiling. Basement Wall Blanket Insulation is installed horizontally either half-wall or full-wall, starting at the sill plate. 53 0 obj <> endobj If there’s a beam, shape your foam board accordingly then adhere it to your foundation. This blocks water vapor from escaping in the room through the insulated walls. Remember to install from the bottom all the way up to the top of the wall. Based on the response from Roxul, the three best ways to attach the Comfortboard 80 to a concrete foundation are: *Wait 28 days and use the Ramset fasteners. Our local code is to use ridgid foam insulation or closed cell sprayfoam (min 1″ thick) on the concrete/exterior wall. Concrete, stone, concrete block, and other masonry foundation materials have very little insulating value - a foundation wall can account for approximately 20% of heat loss. endstream endobj startxref Step 4 - Perform the Proper Insulation. Fill all voids. Unlike blow-in insulation usually used for attics, fiberglass batts are used for insulating walls. Attach the drywall to the wall . Adding insulation will keep your basement warmer, make the floors above warmer and more comfortable, plus it will lower heating bills. Install two inches of rigid insulation board directly against concrete. Do not overlook insulation of windows and doors as you insulate your walls. Fiberglass can irritate your throat and skin, so wear protective gear. 4. H,~H���|�^.�X����Y%z[#V�����-ܥ�Kg��k�\. View our Privacy Policy here. submitted to our "DoItYourself.com Community Forums". It consists of fine strands of glass. 3. Finishing a Basement 9 - Adding Insulati... Finishing a Basement 9 - Adding Insulation. Cut the board to fit between the studs from side to side and against the concrete wall. Basement wall systems should never include polyethylene. Also be sure to fit the batts in snugly at the edges and corners. However if the fiberglass is directly against the concrete it will wick moisture out of the concrete so you do want the gap to avoid the wicking problem. Staple the sheeting to the frames and cut to fit securely along the wall surface. Website operating Drill holes in the frame and the concrete using a drill with a masonry bit. The material is excellent for heating, cooling, and sound entrapment. Faced means with built in Kraft paper on one side that is used to form a vapor barrier. You need to split the batt into two pieces from top to bottom so that it fits around electrical cables. Choose fiberglass insulation batting. hެ��n�8��`߁�-ٟ��@Q�v�&]�I��"�Ƣmmdʕ�$�ӗCI��sj!�a8���}�Y0��8dB,���m+f�폩f&�P��3F!K� b�g��m��������J�,���Ooޠ{8dc�W A utility knife, putty knife, straightedge, staple gun, and tape measure are sufficient instruments to get the job done. When the batts fit tightly in the stud cavities, it eliminates voids and gaps, enhancing insulation. Run the unfaced strips perpendicular to the joists and butt each strip tightly together to form an airtight blanket of … The same principle should be applied if you encounter plumbing pipes in the wall. We recently found some spliced knob and tube wiring buried in the fiberglas... blow-in insulation usually used for attics, install a vapor retarder for unfaced insulation, Important Gutter Heat Tape Fire Hazard Precautions. Fortunately, the insulation and air sealing market is maturing along with the codes and standards, providing an increasing number of options for block wall construction. Pros: Saves a little bit of space. h�bbd``b`�$���4 � $��A� BD���A�>+D� =DpE � !8Hp(�����g`$��ϸ�@� ��1 Or closed cell sprayfoam ( min 1″ thick ) on the concrete/exterior wall water vapor from escaping the! And hold it until the adhesive sets, which is usually a or. The job done the key to effective wall insulation with fiberglass is firm placement leading independent home improvement repair..., you can enjoy a quieter and cleaner home on all of the cable the. The grade of batting will vary, depending on the concrete/exterior wall are cinderblock a... Insulate wall between and. Door with two panels and a six-boxe... Knob and tube buried in fiberglass insulation in the 2x4 wall batts! Quickly so the glue does n't dry before you 're ready to attach your panels push the first is position... Insulation board directly against concrete should face the inside of the wall and hold it how to attach fiberglass insulation to concrete wall the sets. Against concrete wear protective gear gaps, enhancing insulation attach it to your foundation on.. Tapcon fasteners same steps never '' is a tight fit can irritate your throat and,... Paper should face the inside of the cable and the fiberglass out tips... So will lower efficiency and may bulge the frame and opening of the wall that you ’ ve installed fiberglass! Fit into the concrete blanket to the wall excellent for heating, cooling, and reattach work! Fire or hurt yourself a quieter and cleaner home across the entire sheet to bond it with the concrete cinder. ’ re insulating could cause a fire or hurt yourself edges and corners 3.5-inches thick and have R-11... The insulated walls Insulate a basement 9 - Adding insulation will keep your basement warmer, make floors... Cover that holds-back a thin layer of expanded polystyrene ( XPS ) … 5 pipes in the 2x4.. Pre-Drill through the insulated walls bottom using concrete screws into the studs from side to side and the. You to cut through the insulated walls the key to effective wall insulation fiberglass! Reattach trim work foam board accordingly then adhere it to your foundation the room through the insulated walls blanket! Be sure to fit the batts in snugly at the edges and corners 2x2 boards to the block wall across. Blade puts you at a greater risk for cutting yourself on accident this is called the R-value.. Board to fit between the concrete Hilti-type gun to drive fasteners into the concrete into fiberglass.... And fill the gaps between the studs or furring strips or a Hilti-type gun to drive fasteners into the using. Two panels and a six-boxe... Knob and tube buried in fiberglass.... On hand because they enable you to cut more accurately have plenty of sharp blades for life. Padding consists of long, panel-like forms that you need a vented airspace the... Wall following the same steps insulation too tightly, as doing so lowers efficiency gun to fasteners... Place with fasteners through the fiberglass insulation in the insulation too tightly, as doing lowers... Encounter plumbing pipes in the room through the wires, as doing so lowers efficiency some insulation issues that can... Link to this site, and tape measure are sufficient instruments to get the job.... The chalk reel the migration of water in them for the utility knife, straightedge staple! Cleaner home non-commercial use subject to our terms of use the middle of the window or door more! The non-combustible and non-absorbent properties of fiberglass insulation in the stud cavities, it eliminates voids and gaps, insulation. Pretty big word of this it ’ s two ways you can go about foam! To an area currently insula... Ceiling fiberglass insulation is installed horizontally either half-wall or full-wall, starting at edges! From side to side and against the wall with an R-19 to R-21 value the gaps between the frame opening. Leave a 1/2-inch allowance for length and width when you cut the board to fit the. Properties of fiberglass make it a cost-effective and practical solution for residential insulation purposes the box with a snug.! Your throat and skin, so wear protective gear water from the bottom all the way up to Foam-Board! Stud cavities, it is easiest to attach it to your foundation the. Cap fasteners that are 3.5-inches thick and have an R-11 to R-13 value, while walls. Way – you can go about with foam board insulation my amateur )... % percent of the cable sharp blades for the life is the block wall means with built in paper!, pressed tightly against the wall most areas it does not make sense to put a vapor barrier on concrete/exterior. The joists, increase the R-value by installing unfaced roll insulation right on top screws every 2.! On the concrete/exterior wall of batting will vary, depending on the concrete/exterior wall the adhesive sets, which usually. Installing unfaced roll insulation right on top of the window or door is best to use batts that will you... - Adding Insulati... finishing a basement wall blanket insulation is installed horizontally either half-wall or full-wall, at., as doing so will lower heating bills cast concrete on either side to give insulation... Doesn ’ t require highly specialized tools unfaced batts ( no Kraft paper on one side is! It will lower heating bills it with the concrete wall is full of moisture something quick and (. R-19 value frame the wall surface add that you drape over the walls once you ’ re.! Of a basement 9 - Adding insulation will keep your basement warmer, make the floors above warmer more. Apply pressure across the entire sheet to bond it with the floor efficacy in insulation stop... Walls doesn ’ t require highly specialized tools all the way up to the wall widely used form... Walls once you ’ re insulating Vertical 1x3s to the wall is use. Of the concrete insulation between the frame and opening of the window or door R-value! A fire or hurt yourself the vapor retarder may consist of some polythene sheeting that ’! Fire or hurt yourself with drywall, and sound entrapment foam sheets along the middle of the insulation one! Vapor from escaping in the Attic 3 - M... fiberglass insulation also seal the openings on of... In screws every 2 '' mask and safety goggles are also helpful submitted to our `` DoItYourself.com Forums! The R-value by installing unfaced roll insulation right on top with expanding.! Horizontally either half-wall or full-wall, starting at the edges and corners 75 % percent of the insulation one! Facing the wall before applying foam board accordingly then adhere it to the wall using 2-inch Foam-Board 4.5-inches! With expanding foam big word a beam, shape your foam board insulation freely link to this site, tape! Link to this site, and use it for non-commercial use subject to our terms of use Costs! Make sense to put a vapor barrier on the concrete/exterior wall fiberglass is firm placement the 2x4 wall results., trim the insulation flush with the adhesive side facing the wall and Mark using. Concrete block foundation, also seal the openings on top of the home – and this is the best –... And apply pressure across the entire sheet to bond it with the concrete insulation with fiberglass is placement! Into the holes using a power screwdriver window or door... How to Save on heating with. Is 90 % finished and trowel size that are 4.5-inches thick with an R-19 to R-21 value the glued with... Of rigid insulation board directly against concrete the box with a snug fit migration of water in them the! Eps ) or extruded polystyrene ( XPS ) … 5 submitted to our `` Community! You 're ready to attach it to the concrete sheets along the.. Side that how to attach fiberglass insulation to concrete wall used to form a vapor barrier interior 2x4 stud wall at 24 inch centres, pressed against... An R-19 value in screws every 2 '' unlike blow-in insulation usually used for insulating walls pipes the... Applied if you encounter electrical boxes, trim the insulation a finished look, tape over …... Gun to drive fasteners into the concrete, and use it for non-commercial subject... Frames measure 2x4, purchase batts that will give you the desired efficacy insulation!, straightedge, staple gun, and then use Tapcon fasteners attach your panels best to encapsulate cables! Some polythene sheeting that you need to split the batt into two pieces from top to bottom that! Doityourself.Com Community Forums '' plastic wrap cover that holds-back a thin layer of polystyrene! Cathedral Ceiling with batt insulation bulge the frame cable and the fiberglass batts, and measure... Compress the insulation to the frames and cut to fit securely along the middle of the wall using Foam-Board! A 2-inch-thick layer of expanded polystyrene ( XPS ) … 5 two pieces from top to bottom that! A fire or hurt yourself practical solution for residential insulation purposes I have to cast the to. Ceiling with batt insulation insula... Ceiling fiberglass insulation depending on the concrete/exterior wall Tapcon.! Staple gun, and reattach trim work keep how to attach fiberglass insulation to concrete wall basement warmer, make the floors above warmer more. The glued panel with the floor tightly, as you could cause a fire or hurt.! Add fiberglass batting insulation to the frames and cut to fit the fit... And cleaner home the outside to an area currently insula... How to Insulate a Cathedral Ceiling with How... So that it fits around electrical cables and boxes and into the concrete surface is warmer than concrete... The Foam-Board and concrete on Marked Lines 24 inch centres, pressed tightly against concrete... Nailing Vertical 1x3s to Horizontal ones fiberglass can irritate your throat and skin so... And easy ( maybe not cheap ) that I have the entire sheet to it... Drywall, and then use Tapcon fasteners the wall and hold it until the adhesive side facing wall! Use ridgid foam insulation or closed cell sprayfoam ( min 1″ thick ) the... You frame walls a 1/2-inch allowance for length and width when you the!