James Hardie DOES NOT recommend using caulk or “H”-jointers for the butt joints of HardiePlank® siding with ColorPlus® technology. James Hardie also DOES NOT recommend applying caulk to the horizontal overlap between siding planks (see Figure 2).
Should you caulk Hardie board siding?
When James Hardie siding products butt into wood-based materials, a 1/8″ gap will allow for expansion and contraction of the wood-based product. Caulks and Sealants: James Hardie recommends the use of caulks and sealants that remain permanently flexible.
Where do you caulk Hardie planks?
Ugly Caulking Wherever Hardie siding meets a trim board, the company recommends you leave a 1/8″ gap between the siding and the trim and apply a 3/8″ bead of approved caulking to protect and seal the edge of the siding.
Should you caulk fiber cement siding?
Many professionals, like those at James Hardie, also agree that you should not use caulk on fiber cement siding unless there is no metal flashing underneath. Flashing acts as a waterproofing layer for this type of siding, and caulking will prevent the flashing from doing its job.
Do you have to caulk Hardie board and batten?
Make sure that the flashing is sloped away from the wall and does not rest flat on the top edge of the panel. Install the second level or gable panels leaving a 1/4 in. minimum gap between the bottom of the panel and the Z flashing. This gap should never be caulked.
Is Hardie board supposed to be caulked?
When James Hardie siding products butt into wood-based materials, a 1/8″ gap will allow for expansion and contraction of the wood-based product. Caulks and Sealants: James Hardie recommends the use of caulks and sealants that remain permanently flexible.
Where do you caulk fiber cement siding?
Siding caulk can be used on several different areas of your exterior siding to help prevent water damage and moisture buildup. Some of the most commonly caulked areas of siding include both corners and crevices, as well as some butt-joints and window and door trim boards.
Is Hardie siding supposed to be caulked?
When James Hardie siding products butt into wood-based materials, a 1/8″ gap will allow for expansion and contraction of the wood-based product. Caulks and Sealants: James Hardie recommends the use of caulks and sealants that remain permanently flexible.
How do you seal fiber cement siding?
Cut ends of fiber cement siding should have been sealed using 100% acrylic latex primer or paint (Certainteed) or in some cases using an approved caulk wiped on the cut surface (see our notes on Hardieplank installation). And caulk is required at certain joints such as vertical trim at windows, doors, corners.
Are you supposed to caulk lap siding?
The bottom of siding boards should not be caulked While paint does tend to somewhat glue these pieces together, caulking them is never advised and can cause permanent damage.
Should Hardie board have gaps?
Gaps: Hardie boards should be joined in “moderate contact”. This means that the boards should be touching each other when they are installed. There is no need to leave a gap for expansion.
Does Hardie board and batten need to be caulked?
Make sure that the flashing is sloped away from the wall and does not rest flat on the top edge of the panel. Install the second level or gable panels leaving a 1/4 in. minimum gap between the bottom of the panel and the Z flashing. This gap should never be caulked.
Do you caulk Hardie board before painting?
If needed, you’ll also want to caulk or re-caulk every seam and joint in your Hardie Plank. This step will ensure that no moisture gets in at the joints and causes deterioration. Once all caulk is dry and your siding is clean, you’ll paint Hardie Plank with a high quality exterior grade acrylic latex.
More Answers On Should You Caulk Hardiplank
FAQ: How To Caulk Hardiplank Siding? – Builder’s Blog About Siding
Jul 5, 2021How do you remove caulk from hardiplank siding? Removing Caulk From Siding Use a putty knife to pry away any loose caulk, which should break off of the siding easily. Apply a few drops of caulk remover directly to remaining caulk to soften and loosen the product. Equip a utility knife with a new, sharp blade. Where do you caulk Hardie siding?
Caulking James Hardie Siding Facts You May Not Know
# Caulks and sealants must not be covered or painted before the recommended time HardiePlank strips are best nailed on through pre-drilled holes under the overlap. The company does not recommend caulking over ColorPlus products for aesthetic reasons. Things to Take Note Of During a James Hardie Siding Installation
Should you caulk hardiplank? – AskingLot.com
Should you caulk hardiplank? Hardie no longer recommends the caulking of any joint in their lap siding (colorplus or primed). Deterioration of the caulking in the joint has become a maintenance issue for home owners over time. Joint flashing is recommended for all hardie lap siding now. Click to see full answer.
Should you caulk Hardie siding? – AskingLot.com
Many professionals, like those at James Hardie, also agree that you should not use caulk on fiber cement siding unless there is no metal flashing underneath. Flashing acts as a waterproofing layer for this type of siding, and caulking will prevent the flashing from doing its job. Likewise, how do you caulk Hardie plank siding?
Caulking Hardie plank siding – Professional Painting Contractors Forum
It could crack out on you though as the house expands and contracts and that looks terrible. If you do I would use a caulking that stretches like big stretch but that stuff is expensive. Singrey Painting Save Reply N NEPS.US “Member” Joined Feb 5, 2008 10,719 Posts #6 · Feb 23, 2011 Never caulk horizontals.
Does Hardiplank Require caulk at the joints? – InterNACHI®️ Forum
For regular Hardiplank lap siding (the kind you paint AFTER installation), caulking at butt joints is optional. This from installation instructions: A high quality, paintable caulk is recommended. For best results use caulks that comply with either ASTM C 834 or ASTM C 920.
FAQ: How To Caulk Hardie Board Siding?
Jul 5, 2021Wherever Hardie siding meets a trim board, the company recommends you leave a 1/8″ gap between the siding and the trim and apply a 3/8″ bead of approved caulking to protect and seal the edge of the siding. This means that Hardie contractors are used to overapplying their caulking and letting it shrink over time.
Caulking Tips for Fiber Cement Siding – James Hardie
Caulking around windows, doors, eaves and trim edges gives added insurance that leaks will not occur. When James Hardie siding products butt into wood-based materials, a 1/8″ gap will allow for expansion and contraction of the wood-based product.
James Hardie also DOES NOT recommend applying caulk to the horizontal overlap between siding planks (see Figure 2). Joint flashing Butt Joint & Horizontal Lap Treatment JUNE 2014 James Hardie does not recommend caulking butt joints or the horizontal overlaps Joint Flashing 6 in. (152.4 mm) wide, 1 in. (25.4 mm) on overlap NO CAULK FIGURE 1 FIGURE 2
10 Most Common Install Errors with James Hardie Siding — Blue Jay …
3. Hardie Plank Joints (Butt Joints) James Hardie siding is 12 feet long, which means that siding on your longer walls will need to join together. Joining Hardie boards together is actually very easy, but there are a number of ways that contractors get it wrong; · Gaps: Hardie boards should be joined in “moderate contact”.
12 Best Caulk for Hardie Siding (Reviews & Comparison) 2022
You can use buy this stuff as the best caulk for hardiplank siding even if you have a tight budget. You can put on any paint on this caulk. It adapts and holds the materials of the paint with ease. Pros Comes in an eligible color OSI Quad Max caulk is super-fast paintable, and you can paint on it within just 1 hour
Caulking Hardiplank – JLC-Online Forums
I believe the answer is that you should NOT caulk the planks along the horizontal edge. Actually, you should probably follow manufacturer’s recommendations but its been my expereince in the last several years that the manufacturers either don’t know anything about their product performance or are too scared of getting sued to say anything.
Caulking – What should and should never be caulked
Siding nails should not be caulked. Another item that needs room to play is siding boards themselves. the nails holding up the siding should not be caulked. A DIYer or a novice painter might attempt to achieve a cleaner look by caulking the siding nails, but the nail is guaranteed to push the caulking material out within a few months.
Do you caulk James Hardie siding? – answersblurb.com
Mar 5, 2022Click to see complete answer. Likewise, should you caulk fiber cement siding? Many professionals, like those at James Hardie, also agree that you should not use caulk on fiber cement siding unless there is no metal flashing underneath. Flashing acts as a waterproofing layer for this type of siding, and caulking will prevent the flashing from doing its job.
Do you caulk Hardie lap siding? – FindAnyAnswer.com
4.7/5 (2,462 Views . 23 Votes) Hardie no longer recommends the caulking of any joint in their lap siding (colorplus or primed). Deterioration of the caulking in the joint has become a maintenance issue for home owners over time. Joint flashing is recommended for all hardie lap siding now. Click to see full answer.
The Best Caulk For Hardiplank – Comparison Chart with Features
May 26, 2022Best Caulk For Hardiplank – Top Picks I have already minimized your options from hundreds to only 10 Caulk For Hardiplank and here you go with a quick comparison chart which should leave no confusion. Gorilla White 100% Silicone Sealant Caulk, 10 Ounce Cartridge, White, (Pack of 1) SEALS OUT WATER, AIR & MOISTURE 30 MINUTE WATER READY
Caulking: What Should and Should Not Be Caulked on my Siding?
Jun 14, 2021Sometimes homeowners want to use caulking to fill the gap at the bottom of a wall, where the siding overlaps the foundation. The most important thing when setting siding above grade is to maintain a 6″ clearance below the first row of siding. If your foundation line is less than the recommended six inches, metal flashing can help solve the issue.
Do you caulk cement siding? – TreeHozz.com
Apr 8, 2022Avoid caulking: The window’s weep hole: This small hole at the bottom of the exterior frame in windows allows moisture behind the window to exit through the frame. Beside this, should you caulk Hardie siding? Hardie no longer recommends the caulking of any joint in their lap siding (colorplus or primed).
Does Hardie Board Siding Need to Be Painted?
Step 3- Paint. Once cleaned, dried, and caulked, your fiber cement siding is ready to be painted. Use a high-quality, exterior-grade acrylic latex paint to paint Hardie siding as that works the best. Let the first coat fully dry before adding a second coat. A professional painter will most often spray the second coat for a smooth, clean finish.
Caulking Hardiplank – JLC-Online Forums
Re: Caulking Hardiplank I believe the answer is that you should NOT caulk the planks along the horizontal edge. Actually, you should probably follow manufacturer’s recommendations but its been my expereince in the last several years that the manufacturers either don’t know anything about their product performance or are too scared of getting sued to say anything.
Does Hardiplank Require caulk at the joints? – #8 by gromicko …
Caulking is one of 4 ways James Hardie recommends handling vertical butt joints of non-colored 4’ X 8’ sheets. … For best results use caulks that comply with either ASTM C 834 or ASTM C 920. Caulking should be applied in accordance with caulking manufacturers written instructions. (Leave 1/8″ gap at trim for caulk. Caulking at butt …
Caulking – What should and should never be caulked
Siding nails should not be caulked. Another item that needs room to play is siding boards themselves. the nails holding up the siding should not be caulked. A DIYer or a novice painter might attempt to achieve a cleaner look by caulking the siding nails, but the nail is guaranteed to push the caulking material out within a few months.
Hardie Board and batten caulk question – Houzz
Comments (7) PPF. I install primed Hardie and always caulk the butt joints. PPF I DID google and read and watch videos! I was hoping for a very obvious “no” or yes, which I did not find. Most everything is relating to lap siding. PPF – I do plan on using quality Urethane caulk…just need to verify exactly what to caulk.
James Hardie recommends the use of quality, hot-dipped galvanized nails. (James Hardie is not responsible for the corrosion resistance of fasteners.) ROOF CLEARANCE figure 3 At the juncture of the roof and vertical sur- … Caulking should be applied in accordance with caulking manufacturers written instructions. (Leave 1/8″ gap at trim for …
4 Things to Know Before Painting Your Fiber Cement Siding – Hardie Board
The other thing to check before you start painting is your caulking. Most James Hardie siding is installed with colour matched caulking around windows and at corners. The caulking that most Hardie installers use comes with a 15-year warranty, so depending on how old your Hardie siding is this might be the perfect time to save money and replace …
Where to buy Hardiplank colored caulk? – Fine Homebuilding
I’m currently installing lots of Hardiplank prefinished siding. I need to buy the color-matched caulk that James Hardie advertises in thier brochure, but no one seems to know who sells it – not Home Depot (great price on the Hardiplank, but otherwise terrible), not James Hardie (they advertise it, but they don’t make or sell it – that what they tell me), not Home Depot’s distributor …
Problems with Hardie Siding | Should You Install Fiber Cement | Gambrick
Fiber cement siding products are painted. This means they periodically require re-painting to maintain a beautiful appearance. This is one of the worst problems with Hardie siding considering it’s not an option. If you don’t paint the siding every 7-10 years, on average, it’ll start to fade and/or peel, crack or chip.
Caulking board and batten style siding? | Professional Painting …
Painting Contractor. Joined Nov 21, 2008. ·. 4,071 Posts. Discussion Starter · #1 · Jun 23, 2015. Only show this user. The house we are currently working on has board and batten style siding. All the vertical 1×3’s were caulked before or at least sealed with paint. They had a lot of peeling and I’m inclined to think the house was too well …
Can you drill into Hardie board? – FindAnyAnswer.com
In compliance with the tile industry, James Hardie recommends 1-1/4’’ long galvanized or stainless steel roofing nails (0.121’’ shank x 3/8’’ HD) … Should you caulk Hardie board siding? Hardie no longer recommends the caulking of any joint in their lap siding (colorplus or primed).
in the applied caulk creating a thorough seal between the edges of the panels. 3. Vertical joints may be covered with wood or fiber-cement batten strips. If James Hardie® siding or trim products are ripped and used as batten strips, paint or prime the cut edges. Batten strips should span the vertical joint by at least ¾ in. on each side. 4.
Resource
https://quicktrimsystem.com/siding/faq-how-to-caulk-hardiplank-siding.html
https://valiantexteriors.com/caulking-james-hardie-siding-facts-you-may-not-know/
https://askinglot.com/should-you-caulk-hardiplank
https://askinglot.com/should-you-caulk-hardie-siding
https://www.painttalk.com/threads/caulking-hardie-plank-siding.12533/
https://forum.nachi.org/t/does-hardiplank-require-caulk-at-the-joints/59491
https://quicktrimsystem.com/siding/faq-how-to-caulk-hardie-board-siding.html
https://www.jameshardie.com/product-support/resource-center/technical-documents/caulking-tips
https://www.jameshardie.com/JamesHardieMainSite/media/Site-Documents/TechnicalBulletins/9-joint-flashing.pdf
https://www.bluejayrenos.ca/blog/2018/2/19/10-most-common-install-errors-with-james-hardie-siding
https://paintsprayerer.com/best-caulk-for-hardie-siding/
https://forums.jlconline.com/forums/forum/jlc-online-expert-forums/building-science/921-caulking-hardiplank
https://www.elegantpainting.com/caulking/
https://answersblurb.com/do-you-caulk-james-hardie-siding
https://findanyanswer.com/do-you-caulk-hardie-lap-siding
http://www.bikinissportsbarandgrill.com/caulk-for-hardiplank/
https://www.5280exteriors.com/blog/2021/06/14/caulking-what-should-and-should-not-be-caulked-on-my-siding/
https://answersblurb.com/do-you-caulk-cement-siding
https://repaintnow.com/hardie-board-siding/
https://forums.jlconline.com/forums/forum/jlc-online-expert-forums/building-science/921-caulking-hardiplank
https://forum.nachi.org/t/does-hardiplank-require-caulk-at-the-joints/59491/8
https://www.elegantpainting.com/caulking/
https://www.houzz.com/discussions/5539518/hardie-board-and-batten-caulk-question
https://www.structuretech1.com/wp-content/uploads/2012/01/James-Hardie-2001-Instructions.pdf
https://www.bluejayrenos.ca/blog/2018/1/22/4-things-to-know-before-painting-your-fiber-cement-siding
https://www.finehomebuilding.com/forum/where-to-buy-hardiplank-colored-caulk
https://gambrick.com/problems-with-hardie-siding/
https://www.painttalk.com/threads/caulking-board-and-batten-style-siding.44977/
https://findanyanswer.com/can-you-drill-into-hardie-board
https://www.jameshardiepros.com/getattachment/be9fa28d-7a0b-4a28-a8fd-66fcf310bf40/hardiepanel-hz10-us-en.pdf