Painting a Hardie board is certainly doable, a terrific method to renew, refurbish, and upkeep your home’s façade. Its appearance and longevity are greatly improved by painting it. Once performed correctly, coating it with your preferred paint may accent the whole vibe of the board.

Continue reading to learn how to paint Hardie boards and pros and cons to consider when you decide to paint them.

What is a Hardie Board?

Hardie board comes as a peculiar siding product combining cement fibers with other materials to provide a far more long-lasting and appealing finish. Blending the cement with water, sand, and cellulose wood fibers will develop a substance perfectly tailored for home exterior protection.

One may opt for a Hardie board siding simply due to being fire-resilient; it also prevents any rot, warps, or shrinkages. Also, termites and any other harmful threats cannot damage the whole siding material. 

It is known as a sustainable material; that’s why many environment-friendly enthusiasts also recommend this material. Additionally, it does not need any complex preservation and is naturally durable.

You Can, And You Should Paint Hardie Boards

Some of you may be asking if painting the Hardie board is even a possibility. In fact, it comes with a fantastic opportunity to bring out a completely fresh look reflecting your particular style, design preferences, and home personality. 

You may learn how to do it yourself using the correct DIY techniques or even hire experts to finish the work for you. Obtain a flattering touch that can safeguard the exterior against any crack or damage as you clean every surface area properly and have the paint applied thoroughly. 

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Pros And Cons To Consider When Painting Hardie Boards

Painting Hardie boards come with rational reasoning that keeps allowing people to apply it in their own homes. But, there could also be situations that limit them by doing so. So, it’s imperative to understand how you should paint your Hardie board and the downsides behind it.

Unless applied consistently and prepped, double applications of good quality acrylic exterior paint may last for up to twenty (20) years. 
As you paint, the material does not proactively fuel the flame, despite not being formally regarded as flame-resilient. 
It needs low upkeep, and only minimal preparation is required. 
Hardie board siding will not be affected by the elements that infest your home from wood.
Painting of Hardie boards can endure a lot of what natural elements may strike. Maintaining the pleasing appearance of the whole material.
As you plan to paint your Hardie board and you’re trying to replace old-aged wood siding, you’ll have a lot of trouble. If this is what you’re searching for, it can be exceedingly tough to color replicate. The possibility is attainable, but it could take more time to process. Having it performed once the materials have been set is a good method to exploit. Doing so will prevent you from getting color clashing and guarantee that your entire house is evenly covered.

How To Paint Hardie Boards?

It’s crucial to understand the essentials before going through the whole painting process. Pay attention to every important detail to guarantee an efficient finish. 

Initially, there’s a need to clean up the exterior on the off chance that you’re repainting Hardie board or fiber concrete siding. Chalking should be taken out by washing under high tension since the dusty oxidation from the previous color may build up from daylight openness. Soil, residue, form, and mold will be in every way taken out by a power washing. 

Today’s Homeowner Tips

It is important not to cover any soil, stains, greenery, or buildup that might have aggregated in damper environments. Each crease and crack in your Hardie board should be sealed or unsealed if necessary. Keeping dampness out of the joints and keeping them from being deteriorated.

How To Select Paint

The proper selection of paint to be utilized plays a huge essential role in the project’s longevity. Using the appropriate paint and treatment helps the Hardie board siding last for over two decades.

You’re recommended to paint Hardie board with a top-notch exterior grade acrylic plastic after the seal has dried and the siding’s washed and cleaned. At that point, before applying the subsequent layer, ensure its complete dryness. For flawless furnish, a qualified painting specialist will employ a splash coating. 

Steps To Follow

  1. Clean out any dirt or mold. While it’s a great approach to start by cleaning the areas, you’ll be painting using a mild cleaner. Bleach and water are two things proposed in this step.  
  2. In a pump mister, combine 25 percent bleach and 70 percent water and apply it over the area subject for sanitization. Then clean with a gentle wash. Allowing two to three days to cure before the painting process.
  3. Use a high-quality acrylic sealant to fill up gaps. Ensure to use paintable caulking that lasts for at least 50 years.
  4. Exploit a hundred percent acrylic latex paint. You should also use the finest color you prefer to obtain, considering what will complement your house.
  5. Two-coat application of paint at a time.


Painting a Hardie board is not an impossible thing. It’s also relevant to understand the things to be mindful about. So, remember every comprehensive information above and guarantee a furnished painting project as you refer to this guide. 

You can maximize do-it-yourself techniques, and you may also freely hire a skilled one to establish the whole painting work.

Editorial Contributors
avatar for Matt Greenfield

Matt Greenfield

Matt Greenfield is an experienced writer specializing in home improvement topics. He has a passion for educating and empowering homeowners to make informed decisions about their properties. Matt's writing focuses on a range of topics, including windows, flooring, HVAC, and construction materials. With a background in construction and home renovation, Matt is well-versed in the latest trends and techniques in the industry. His articles offer practical advice and expert insights that help readers tackle their home improvement projects with confidence. Whether you're a DIY enthusiast or a seasoned professional, Matt's writing is sure to provide valuable guidance and inspiration.

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