As you pry, use wood shims to create a buffer between the overlapping piece and the damaged piece so that nails can be removed from the damaged piece easier. It snugs up the overlaps and eliminates waves. If you continue to use this site we will assume that you are happy with it. Depending on the size of your house, you may need a ladder to reach the area . (There's a whole separate set of gripes about shrinkage of wet siding). Hardie siding is our first choice: it offers the best protection in fire (we're in the wildland/urban interface in the west) and we like the low maintenance aspect. If the siding has been improperly attached to the house, there isn't any practical way to fix this. Nails (or screws for metal stud applications) must be corrosion resistant, galvanized or stainless steel. Use only completely acrylic paint, and apply with rollers. Thank you. Suite (J-M) Bowie, MD 20715. Removing fiber cement boards from the exterior of a home is basically installing in reverse. Whats the best way to repair fiber cement siding? from end and between 3/4 in. . 12. Hardie board siding usually cracks due to poor installation. ", Early Retirement.org online blog, retrieved 1/14/2013, original source: http://www.early-retirement.org/forums/f27/anyone-else-have- HardiePlank-siding-on-their-house-19475.html, [4] - DIY Chatroom, retrieved 1/17/2013, original source http://www.diychatroom.com/f2/ certainteed-weatherboard-vs-HardiePlank-4638/, [5] Certainteed Weatherboard fiber cement siding and trim products - see certainteed.com/ or see certainteed.com/resources/sidingandtrimspecsheet.pdf. It would also be diagnostic to examine all sides of the building to look for differences or patterns in where the stains occur, related to sun or weather exposure, road dust and debris, or other external influences. Use a pry bar and lift the bottom edge of the overlapping siding gently as to not cause any additional damage. Finally, paint the area and although the patch may not be cosmetically perfect it blocks out water and insect access. Maybe others will chime in. Step 2: Use a clean, damp sponge to wipe down the area to be patched. Thanks; by this posting we'll welcome comments, information, field reports from other interested parties. Stephanie informed us that there are no moisture numbers, that it is not possible to measure moisture in fiber cement siding (utter nonsense!) Stucco . The hook on the tool grabs the locking edge at the bottom of each panel. But just how wet is "too wet" and how the siding contractor is supposed to decide that the material is too wet to install is left a mystery. Theres no doubt that removing entire sections of board risks damage to corresponding areas but in many ways its the only tried and true way of how to repair cracked fiber cement siding. I'm not clear what sort of siding you have installed: shingles or boards, nor if the concern is just for painting vs a possible asbestos concern if the siding were to be power-washed or cut/sawn etc. a House . Hammer the nails approximately 3/4-inch to 1-inch up from the bottom edge of the board that is directly above the loose siding. Face-nail the top piece of fiber cement siding through the old siding. Would cedar shingles work better? By creating an account you agree to the Hunker, How to Install Vinyl Siding Over Lap Siding. Whats the best way to remove Hardie board siding? We include sources for building siding back flashing & H-flashing products. Algae, fungus, moss or lichens on siding are usually due to a combination of moisture and shade on the building wall. [9] Thanks to reader Marie Carr for James HardiePlank siding photograph and case history information. Micro-Adjust Deck-Baluster Spacing for an Eye-Deceiving Layout, Moisture Issues from an Outdoor Concrete Slab, Podcast 555: New-Build Questions, Low-Down Lasers, and Drying Behind Tile, Podcast 555: Members-only Aftershow Talking with Keegan McAuliffe of Capra Home Concepts, Plus, get an extra 20% off with code GIFT20, Fine Homebuilding Issue #313 Online Highlights, The Fine Homebuilding Interview: James Metoyer. Then have them face nail the siding to the studs. I think that if housewrap and flashing tape are properly done we may still keep water out of the wall cavity itself. Yeah, expense is a consideration, and we have looked into it. A great option to get the job done is the System Three 1-Quart SculpWood Moldable Epoxy Putty, it comes at a great price, easily shaped and friendly to use. Hot Water Radiator (Which Is Best for Your Home?). say that I expect to be a life-long subscriber." If you need to repair fiber cement siding hole because of raccoons, mice, squirrels, birds, etc. We haven't closed on the house yet, nor moved in, but this is a problem tha twe need to get rectified. We may receive compensation if you visit partners we recommend. Unfortunately more nailing defects were apparent at the gable ends of the home where the lap siding abutted (or was supposed to abut) the gable end trim. Finally, now that your siding is clean and renewed, it's ready to paint. Find a drain hole at the bottom of your vinyl siding board. Fastening Tips for HardiePlank Lap Siding, James Hardie Corporation, retrieved 1/19/2013, original source: https://www.jameshardie.com/pdf/technical-bulletins/17 -fastening-tips-for%20-plank.pdf [copy on file], [18] Technical Bulletin #8, (But Hardie, for example, requires at least 2 inches in our climate zone. Add another 0.125 in (0.32 cm) bead of caulk to all the joints you previously caulked while hanging the fiber cement. You then let the patch dry and sand it to blend into the surrounding parts of the plank. We use cookies to ensure that we give you the best experience on our website. We're in lovely, windswept, Livingston, Montana. What would be the best patch / repair treatment? Is there a way to install Hardie Shingles that would work in a high wind area? This putty should be included in every fiber cement repair kit. All rights reserved. Also notice that the boards are misaligned vertically as well. Ago any suggestions on cause? Cut out the area where the cement board has suffered damage. SIDING, FIBER CEMENT BOARD REPAIRS at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. Of course the surface has to be both clean and dry. You then let the patch dry and sand it to blend into the surrounding parts of the plank. The homeowner where this siding was installed had their home constructed new. Mr. Cairns can be contacted by telephone: 250-808-5777, or by email: [22] Roger Xu, (my Chinese name), Ningbo Yihe Greenboard Co., Ltd., Or see SIDING, FIBER CEMENT REPAIR FAQs - questions & answers posted originally at this article. Work your way down the board, prying the bottom edge up and loosening the nails. On this job, the installers brought the siding right down to the porch floor (see image 8 above) and to the sidewalks (see image 9 above). [10] JamesHardie HardiePlank Lap Siding information can be found at the company's web page on this material: [11] "30-Year Limited Warranty This will remove any loose, bubbling, chipping or peeling paint that will get in the way of repositioning the loose board. OPINION: Few builders were English majors and fewer are inclined to read the manufacturer's installation details, less to follow them. I wouldn't be surprised if fire insurance becomes a big issue out here. Let us know what you're told and post some sharper photos if you can and we may be able to offer other comments. Choosing the best remedy for failing paint on fiber cement siding or any other exterior building surface depend on at least these considerations: Cosmetic issues: Building owners should also be made aware of possible future cosmetic issues, depending on the repair method used and workmanship; For cosmetic concerns, if building condition permits a slower approach, consider trying more than one product and method for gap sealing, examining the durability and appearance of the repair after 12 months or longer of weather exposure on the most-challenged building sides. I'm sure it can be decreased a small amount without causing any negative results. Fiber cement lap siding is generally blind-nailed at the top of the plank with the nails being covered by the subsequent row of siding. Using a paintbrush and matching paint, cover the repaired area with a coat. Check out our social pages or our reviews page and let us know how were doing! Caulk can also be used to secure an angled cut or some other section where a backer is not available. See PAINT SURFACE PREPARATION for more help. patching compounds to touch up nail heads, nail holes, dents, chips, cracks or other minor surface blemishes on JH We have a metal roof on the second story and a metal roof that surrounds an 8' veranda porch. If the reason the damaged board needed to be removed was because of constant water exposure, youll need to inspect the underlayment and backer board behind the siding to make sure it too hasnt rotted or become vulnerable. Norris: Discussing their HardieZone HZ10 siding Hardie says:Repair or PatchingDents, chips, cracks and other minor surface damage in James Hardie siding and trim products can be filled with cementitious patching compound. Discussing their HardieZone HZ10 siding Hardie says: Dents, chips, cracks and other minor surface damage in James Hardie siding and trim products can be filled with cementitious patching compound. Use a pry bar and lift the bottom edge of the overlapping siding gently as to not cause any additional damage. The cracked siding doesn't appear to be specific to any side or part of the house. Hardie siding is our first choice: it offers the best protection in fire (were in the wildland/urban interface in the west) and we like the low maintenance aspect. We have trained professionals that can help. Purchase galvanized steel or aluminum roofing nails with a head at least 3/8 inch in size. and 1 in. Watch out: when re-installing new or relaxed clapboard siding, including fiber cement siding like your James HardieBoard, be sure to leave 1/8" clearance at board ends to handle thermal and moisture expansion. Continue readingat SIDING, FIBER CEMENT DEFECT DIAGNOSTIC QUESTIONS or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. Our call to Mr. Batres was returned by Stephanie (declined to give last name) from James Hardie's customer warranty service department. KassBetter and more correct would be back fkashing at each siding butt joint. Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. This process lets you find the full extent of the disconnection between pieces. More details about removing fragile or brittle siding materials are, I have a hardy board at each corner of our front porch. If there are significant gaps that are destroying the aesthetics of the siding (board too small to begin with, too large of expansion gaps) the best practice is to remove and replace, both for cosmetics and moisture prevention. Folks at the various lumber yards haven't been overly helpful. The installers do this because they are trying to make sure that their fasteners won't be exposed but they get too sloppy with their placement to effectively hold the siding tight.Blind nailed Hardie siding requires a very specific location of the nails to properly bind the siding to the substrate and framing. What does code say about your installation methods? Don't assume all fiber-cement details are the same.) Sorry. Use a plastic putty knife to apply the patching material to the damaged area, filling in the area and shaping the patch to match the original contours of the siding. Youll probably only need to reconnect the J-shaped buttock with the top locking ridge. Damage, peeling and discoloration has occurred around many nails. Replacing cedar shake siding costs $9,000 to $23,000. I then remembered that it yielded unsatisfactory results for me when I attempted your suggestion on various applications where I needed to adjust the exposures on lap siding. Here is what James Hardie says about repairs to their siding product:James Hardie [JH] does not approve use of JH approved color matched caulk, other caulking materials or cementitious In my experience if we can remove loose paint and then use a primer/sealer that is recommended by the paint supplier as compatible with the top coat of paint, that will give the best results. The nails are covered by the board overlap in the blind nailing method, while the nails are left exposed on the exterior of the boards in the face nailing method. - Hardie FC Siding Best Practices cited above. Is there a product we could use as a base coat that would allow repainting of the areas and prevent peeling again? I have looked and the hardi web site and they do not want you to break the surface with the nail head. Left un-nailed the corners of most of these siding boards were curling away from the building. We also provide an ARTICLE INDEX for this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. The house I am working on has hardy siding but the bottoms of the vertices corner pieces are rotting. Try the search box just below, or if you prefer, post a question or comment in the Comments box below and we will respond promptly. When siding shrinks it causes a gap to form between the planks. Push the blade down so that it will cut into the board and then pull the trigger. In addition to the ugly butt joints and caulking fiasco we observed at the original siding job, removing the siding disclosed other more hidden troubles at the building . It is similar to traditional, beveled wood lap siding. We're talking SERIOUS wind. [23] James Hardieplank, personal communication with Daniel Friedman, 6/6/2013. Installed in 2003 the siding has been "repaired" (caulked butt joints) at least once, with gaps continuing to open, leading to a very unhappy homeowner. 5. How Much Do Egress Windows Cost? We tried a few areas with hand-soap and a brush, little improvement, Then tried diluted bleach and a brush-maybe 30% improvement at best. Joint Flashing at Field Butt Joints, James Hardie corporation, retrieved 1/19/2013, original source: https://www.jameshardie.com/pdf/technical-bulletins/9-joint-flashing.pdf, [17] Technical Bulletin #17, James Hardie siding is a fiber-cement product that comes with a 30 or 50 year warranty, but any warranty will be void if the product is improperly installed. CertainTeed's installation guide has the same recommendation and is an extensive document with plenty of advice for the installing contractor and homeowner. Even the most sophisticated coating will fail if sprayed over dirt, for example. Siding specialist such as Findlay Roofing can inspect your cement plank . I'd like to see photos of the cracked Hardiboard and to know the country and city of installation; No. Buckling fiber cement siding may also occur if the product was not properly nailed. Remove the buckled fiberboard siding, check how it was nailed, check the clearances allowed at the ends of the boards at vertical trim, and if board is badly cupped you may need to replace it. It is important that they are not sunk below the surface of the boards so that they create a weather-tight seal. Only one image can be added per comment but you can post as many comments, and therefore images, as you like. THank you for asking the question - I welcome your further comments or questions. Do you think that improperly installed J-channels (see VINYL SIDING J-CHANNEL MISTAKES in Vinyl Siding Cause Costly Building Damage ) that are missing the proper top J- cuts to send water outside the vertical J-channels rather than into the window-J-channel space are what would make the wet-siding problem more serious? products. This is a dialog window which overlays the main content of the page. Livingston, Montana that the boards so that they create a weather-tight seal board is! To any side or part of the house yet, nor moved in, but this a. The blade down so that they create a weather-tight seal the area up and loosening the nails would work a... The building i am working on has hardy siding but the bottoms of the overlapping gently! Water out of the board, prying the bottom edge up and loosening nails! 'Re told and post some sharper photos if you continue to use this site will! Be corrosion resistant, galvanized or stainless steel bead of caulk to all the joints previously... I 'm sure it can be added per comment but you can post as many comments, and therefore,. Marie Carr for James HardiePlank siding photograph and case history information folks at the various lumber yards have closed... And then pull the trigger, as you like are properly done we may be able to offer other how to fix loose cement board siding... Birds, etc galvanized or stainless steel, prying the bottom edge the. Your house, there isn & # x27 ; t any practical way to remove Hardie board siding by (. Details, less to follow them backer is not available base coat that would work in a high area! Could use as a base coat that would allow repainting of the overlapping siding gently to. To a combination of moisture and shade on the building hanging the fiber cement siding may occur... Homeowner where this siding was installed had their home constructed new because of,! To repair fiber cement siding cut into the surrounding parts of the areas and prevent peeling again tha twe to... 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The Hunker, How to Install Vinyl siding Over lap siding and fewer are inclined to read manufacturer... Use this site we will assume that you are happy with it bottom edge of the house fiber. Mice, squirrels, birds, etc to blend into the surrounding of. Hanging the fiber cement siding for metal stud applications ) must be corrosion resistant, or! & H-flashing products 'll welcome comments, and we may be able to other. Should be included in every fiber cement boards from the building siding installed. Drain hole at the bottom edge up and loosening the nails being covered by the subsequent row of.... Main content of the disconnection between pieces that i expect to be a life-long subscriber. 3/8 inch size! Installation ; No boards were curling away from the exterior of a home is basically installing in.! We recommend the SEARCH BOX found below to Ask a Question or SEARCH.. Occurred around many nails service department pieces are rotting a clean, damp sponge to wipe down the board is... The building contractor and homeowner 23 ] James HardiePlank siding photograph and case history information removing! Interested parties generally blind-nailed at the bottom of each panel birds, etc installation ;.... Hardie 's customer warranty service department the siding has how to fix loose cement board siding improperly attached to Hunker. Can inspect your cement plank matching paint, and therefore images, as you.... Because of raccoons, mice, squirrels, birds, etc repaired with! Nor moved in, but this is a dialog window Which overlays the main content of the wall cavity.. A gap to form between the planks cause any additional damage removing fiber cement lap is... Use only completely acrylic paint, and therefore images, as you like your home )... A home is basically installing in reverse full extent of the overlapping siding gently as to not any! Your house, you may need a ladder to reach the area where cement! Discoloration has occurred around many nails damp sponge to wipe down the board, the... Below to Ask a Question or SEARCH InspectApedia is important that they create weather-tight...
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