How to fix gaps in fiber cement siding

The siding on this Gothic Revival-style home looks like wood clapboard, but it’s actually fiber cement painted a custom color. 7¼-inch-wide smooth lap siding, primed, about $1.50 per square foot Picking the right siding for your house is a delicate balancing act between good looks, durability, maintenance, and affordability. Fiber Cement Siding Repair or Patching Re-applying caulking when it has begun to show signs of wear can help keep moisture from getting into the wall cavity. These areas include, but not limited to, penetrations, flashings, plank and trim connections, and in some cases, between plank joints. Oct 01, 2006 · Caulk is usually used with fiber-cement siding to prevent water intrusion at the butt joints. However, this detail may not be effective at sealing the ends, allowing water to be absorbed and swell the board ends. A.Mark Parlee, a general contractor in Des Moines, Iowa, responds: In my experience, water that gets trapped against fiber-cement siding can be absorbed by the material, causing joints to swell and shrink during freeze/thaw cycles. Jun 15, 2018 · A gap of up to 1/8”, and caulked at the joint, was an option in 2001 edition of the James Hardie installation manual, as shown below. The current edition of the James Hardie manual, along with the International Residential Code (IRC) and Residential Edition of the Florida Building Code (FBC), offers three options for butt joints: Oct 21, 2015 · All fiber-cement manufacturers specify minimum clearances where siding hits a horizontal surface. This can include horizontal trim, such as above the head trim on an opening, above the mounting block for exterior penetrations, or where the siding lands on the top edge of water table. For starters, having pre-painted fiber cement siding is extremely expensive and many homeowners choose to paint their siding after installation. However, because of the mixture of sand, cement and cellulose fibers, you need to paint it within the first 90 days of installation. Before the fiber-cement shake panels (Image 1) go up you'll need to put up the fascia board. Add new wall sheathing if the current one is damaged. Note: Fiber cement siding is a composite of Portland cement, silica and wood fibers so it should last much longer than real wood! While vinyl siding is the most popular type of siding, some homeowners choose fiber cement siding for its versatile looks and durability. Because fiber cement siding is a little more fragile than vinyl siding, installing it takes a little more care. May 29, 2014 · Use thin-set mortar to repair cracks or holes in cement boards. Step 3: Mix up a small amount of thin-set mortar following the manufacturer’s instructions. Thin-set mortar typically has a ... Sep 14, 2018 · When fiber cement siding is installed, the ends of the boards are gently butted against each other and spaced about 1/8 inch from any trim. The trim spaces are caulked but the butt ends are not. Fiber cement installed wet will shrink excessively when it dries, opening up gaps of 1/4 inch or more between the boards. Hire the Best Wood and Fiber-Cement Siding Repair Contractors in Wind Gap, PA on HomeAdvisor. Compare Homeowner Reviews from Top Wind Gap Wood / Fiber-Cement Siding Repair services. Get Quotes & Book Instantly. Jun 15, 2018 · A gap of up to 1/8”, and caulked at the joint, was an option in 2001 edition of the James Hardie installation manual, as shown below. The current edition of the James Hardie manual, along with the International Residential Code (IRC) and Residential Edition of the Florida Building Code (FBC), offers three options for butt joints: The advantages of using fiber cement siding in a home remodeling project are un-debateable. The material is durable, flame-resistant, insect-resistant, and comes in a wide variety of styles that can appease virtually every homeowner. Hello, I just purchased a house and on one side, a few of the siding pieces have gaps between them. I believe it is aluminum siding, and I was wondering how to go about fixing this? Specifically, can cut a piece to put over the gap? Or do I need to replace whole runs to fix the gaps? Thanks... Before the fiber-cement shake panels (Image 1) go up you'll need to put up the fascia board. Add new wall sheathing if the current one is damaged. Note: Fiber cement siding is a composite of Portland cement, silica and wood fibers so it should last much longer than real wood! The advantages of using fiber cement siding in a home remodeling project are un-debateable. The material is durable, flame-resistant, insect-resistant, and comes in a wide variety of styles that can appease virtually every homeowner. Though it used to be a little more expensive than hardboard siding, fiber-cement siding now costs less in my area. Hardboard siding 8 inch wide costs 45 cents per linear foot, while fiber-cement runs 37 cents. There's one more thing homeowners like about fiber-cement siding: It holds paint better than wood. While vinyl siding is the most popular type of siding, some homeowners choose fiber cement siding for its versatile looks and durability. Because fiber cement siding is a little more fragile than vinyl siding, installing it takes a little more care. Though it used to be a little more expensive than hardboard siding, fiber-cement siding now costs less in my area. Hardboard siding 8 inch wide costs 45 cents per linear foot, while fiber-cement runs 37 cents. There's one more thing homeowners like about fiber-cement siding: It holds paint better than wood. Do not caulk fiber cement siding butt joints/edges. It is never acceptable to leave a gap of any size at a butt end/joint. Butt end/joints should be installed with factory sealed or factory-prefinished ends butted together in moderate contact. Mar 14, 2018 · In the Pacific Northwest, fiber cement siding has been an excellent replacement and upgrade over many of the 1990’s era siding products which proved to be little more than disposable siding systems. Fiber cement is arguably better and more reliable than many of our traditional siding materials in this climate. Hello, I just purchased a house and on one side, a few of the siding pieces have gaps between them. I believe it is aluminum siding, and I was wondering how to go about fixing this? Specifically, can cut a piece to put over the gap? Or do I need to replace whole runs to fix the gaps? Thanks... Oct 21, 2015 · All fiber-cement manufacturers specify minimum clearances where siding hits a horizontal surface. This can include horizontal trim, such as above the head trim on an opening, above the mounting block for exterior penetrations, or where the siding lands on the top edge of water table. The siding on this Gothic Revival-style home looks like wood clapboard, but it’s actually fiber cement painted a custom color. 7¼-inch-wide smooth lap siding, primed, about $1.50 per square foot Picking the right siding for your house is a delicate balancing act between good looks, durability, maintenance, and affordability. May 29, 2014 · Use thin-set mortar to repair cracks or holes in cement boards. Step 3: Mix up a small amount of thin-set mortar following the manufacturer’s instructions. Thin-set mortar typically has a ... The advantages of using fiber cement siding in a home remodeling project are un-debateable. The material is durable, flame-resistant, insect-resistant, and comes in a wide variety of styles that can appease virtually every homeowner. Sep 25, 2014 · This was a large and expensive home built in 2006. The cement fiberboard was limited to two attached garage areas, and the vertical cracks appeared to be limited to this single exposure. The cracks also appeared to have developed at the central most area of the individual pieces of siding, but all the way across and throughout the East exposure. Jun 15, 2018 · A gap of up to 1/8”, and caulked at the joint, was an option in 2001 edition of the James Hardie installation manual, as shown below. The current edition of the James Hardie manual, along with the International Residential Code (IRC) and Residential Edition of the Florida Building Code (FBC), offers three options for butt joints: May 29, 2014 · Use thin-set mortar to repair cracks or holes in cement boards. Step 3: Mix up a small amount of thin-set mortar following the manufacturer’s instructions. Thin-set mortar typically has a ... "If you have some small cracks and holes in your siding, you can fill them in with patching material specifically designed for this purpose, available at your local hardware store. Keep in mind that the patching will be obvious, whether or not you paint over it, so this is the best solution if the cracks and holes are in out of the way places ... Sep 25, 2014 · This was a large and expensive home built in 2006. The cement fiberboard was limited to two attached garage areas, and the vertical cracks appeared to be limited to this single exposure. The cracks also appeared to have developed at the central most area of the individual pieces of siding, but all the way across and throughout the East exposure. Painting fiber cement siding. While fiber cement siding should be painted as soon as possible after installation, factory primed FCS can go as long as six months without painting. Make sure it is clean and dry before painting. Caulk joints and ends first with a high quality latex caulking. Jun 15, 2018 · A gap of up to 1/8”, and caulked at the joint, was an option in 2001 edition of the James Hardie installation manual, as shown below. The current edition of the James Hardie manual, along with the International Residential Code (IRC) and Residential Edition of the Florida Building Code (FBC), offers three options for butt joints:

Hello, I just purchased a house and on one side, a few of the siding pieces have gaps between them. I believe it is aluminum siding, and I was wondering how to go about fixing this? Specifically, can cut a piece to put over the gap? Or do I need to replace whole runs to fix the gaps? Thanks... Mar 22, 2014 · One of the many reasons homeowners choose fiber cement for their siding needs is that fiber cement is so sturdy. Fiber cement siding can stand up to almost anything that Mother Nature can throw at it. Unfortunately, bad luck does sometimes strike – an earthquake hits, or the house has a run-in with a car – and the integrity of the siding ... Oct 01, 2006 · Caulk is usually used with fiber-cement siding to prevent water intrusion at the butt joints. However, this detail may not be effective at sealing the ends, allowing water to be absorbed and swell the board ends. A.Mark Parlee, a general contractor in Des Moines, Iowa, responds: In my experience, water that gets trapped against fiber-cement siding can be absorbed by the material, causing joints to swell and shrink during freeze/thaw cycles. To repair hole in fiber cement siding there is a special putty that can be used as a patch. This putty should be included in every fiber cement repair kit. The patch is mixed, formed, and spread to match the contours of the board. You then let the patch dry and sand it to blend into the surrounding parts of the plank. Finally, paint the area and although the patch may not be cosmetically perfect it blocks out water and insect access. How to Repair Loose Fiber Cement Siding For starters, having pre-painted fiber cement siding is extremely expensive and many homeowners choose to paint their siding after installation. However, because of the mixture of sand, cement and cellulose fibers, you need to paint it within the first 90 days of installation. http://www.homebuildingandrepairs.com/repairs/siding/index.html Click on this link to learn more about siding home repairs and construction. Watch this video... Do not caulk fiber cement siding butt joints/edges. It is never acceptable to leave a gap of any size at a butt end/joint. Butt end/joints should be installed with factory sealed or factory-prefinished ends butted together in moderate contact. "If you have some small cracks and holes in your siding, you can fill them in with patching material specifically designed for this purpose, available at your local hardware store. Keep in mind that the patching will be obvious, whether or not you paint over it, so this is the best solution if the cracks and holes are in out of the way places ... HVAC guys came out and tore up the fiber cement siding in 2 places. One place I replaced 2 “boards” and life is good. Other place they drilled a ~1″ hole thorough the sidewall, (and siding) for a gas pipe and then decided it need to be a few inches lower. I’m backcharging the HVAC company, but the second area is the problem. If you refer to the installation instructions from any fiber cement siding manufacturer, they instruct that horizontal flashing must be installed in these areas and that the installer leave an "uncaulked" 1/4" gap where the siding meets the flashing. Repair or Patching Fiber Cement Board Siding Dents, chips, cracks and other minor surface damage in James Hardie siding and trim products can be filled with cementitious patching compound. Refer to manufacturer recommendations for products that are compatible with fiber cement. Cracks often occur when the siding is installed in a recently built home. This is because the house has not completely settled yet on its foundation. Instead of replacing the panel entirely, most cracks can be repaired using a fiber cement patch, available in most hardware shops. Apply the putty over the crack and smooth it out using a dull knife. Cracks often occur when the siding is installed in a recently built home. This is because the house has not completely settled yet on its foundation. Instead of replacing the panel entirely, most cracks can be repaired using a fiber cement patch, available in most hardware shops. Apply the putty over the crack and smooth it out using a dull knife. Oct 26, 2015 · A common problem with cement board siding products (and some other types of horizontal lap siding) is that older installation guidelines called for caulking the joint instead of flashing the joint. This has proven problematic over time as caulking the joint results in unsightly surface appearances due to the different textures as well as resulted… For starters, having pre-painted fiber cement siding is extremely expensive and many homeowners choose to paint their siding after installation. However, because of the mixture of sand, cement and cellulose fibers, you need to paint it within the first 90 days of installation. Remove any nails from the top piece of good siding. Cut the fiber cement siding to length (wear approved dust protection). Blind-nail the fiber cement siding in place, starting with the bottom piece. Face-nail the top piece of fiber cement siding through the old siding. Prime and paint new siding to match the old. Watch this video to find out more. Jun 13, 2018 · Cracking due to an impact on the surface of a fiber cement board is less likely because the material tends to dent rather than fracture when well supported. An example would be the pock-marked siding of homes facing a golf course caused by wayward golf balls—something we see pretty regularly. HVAC guys came out and tore up the fiber cement siding in 2 places. One place I replaced 2 “boards” and life is good. Other place they drilled a ~1″ hole thorough the sidewall, (and siding) for a gas pipe and then decided it need to be a few inches lower. I’m backcharging the HVAC company, but the second area is the problem. http://www.homebuildingandrepairs.com/repairs/siding/index.html Click on this link to learn more about siding home repairs and construction. Watch this video... Hmm, obviously I don't want to seal it up if it's supposed to be there to let moisture out. Not sure what types of details to provide, here's a pic from last summer where the cement coming up out of the dirt is the foundation and the light grey diagonal boards are the siding. The gap is where the two meet. Oct 21, 2015 · All fiber-cement manufacturers specify minimum clearances where siding hits a horizontal surface. This can include horizontal trim, such as above the head trim on an opening, above the mounting block for exterior penetrations, or where the siding lands on the top edge of water table. Remove any nails from the top piece of good siding. Cut the fiber cement siding to length (wear approved dust protection). Blind-nail the fiber cement siding in place, starting with the bottom piece. Face-nail the top piece of fiber cement siding through the old siding. Prime and paint new siding to match the old. Watch this video to find out more. Remove any nails from the top piece of good siding. Cut the fiber cement siding to length (wear approved dust protection). Blind-nail the fiber cement siding in place, starting with the bottom piece. Face-nail the top piece of fiber cement siding through the old siding. Prime and paint new siding to match the old. Watch this video to find out more. Fiber Cement Siding Repair or Patching Re-applying caulking when it has begun to show signs of wear can help keep moisture from getting into the wall cavity. These areas include, but not limited to, penetrations, flashings, plank and trim connections, and in some cases, between plank joints. This Old House general contractor Tom Silva shares his secrets for working with fiber-cement siding. (See below for a shopping list and tools.) SUBSCRIBE to ... Hmm, obviously I don't want to seal it up if it's supposed to be there to let moisture out. Not sure what types of details to provide, here's a pic from last summer where the cement coming up out of the dirt is the foundation and the light grey diagonal boards are the siding. The gap is where the two meet.