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LP SmartSide Siding vs. Hardie Board: An In-Depth Comparison

A picture of a house with LP SmartSide siding installed

When it comes to selecting the right siding for your home, the decision often narrows down to two popular choices: LP SmartSide Siding and Hardie Board. Both materials have their unique benefits and drawbacks, and as a homeowner, understanding these differences is crucial for making an informed decision. In this article, we delve into the specifics of each siding material, helping you determine which is the best fit for your home.

Understanding LP SmartSide Siding

LP SmartSide Siding is an engineered wood product that combines wood strands with adhesive resins, coated with a moisture-resistant overlay. This composition results in a durable and versatile siding option that withstands the test of time.

Advantages of LP SmartSide Siding

  • Durability: LP SmartSide Siding is treated with proprietary SmartGuard® process, making it resistant to fungal decay and termites.
  • Workability: It is easier to install and can be cut with standard woodworking tools, reducing installation time and costs.
  • Aesthetic Appeal: With a variety of styles and textures, it offers the classic appearance of traditional wood siding.

Exploring Hardie Board

Hardie Board, also known as fiber cement siding, is made from a blend of cement, sand, and cellulose fibers. This composition creates a robust and fire-resistant siding option.

Benefits of Hardie Board

  • Fire Resistance: Hardie Board is non-combustible, providing an added layer of safety against fire.
  • Longevity: It is known for its longevity and can last up to 50 years with proper maintenance.
  • Weather Resistance: Hardie Board stands up well against severe weather, including high winds and hail.

Comparative Analysis: LP SmartSide vs. Hardie Board

When comparing LP SmartSide Siding to Hardie Board, it’s essential to consider factors such as climate, maintenance, and cost.

Climate Suitability

LP SmartSide Siding is treated to resist moisture and is a suitable choice for damp climates. Hardie Board, with its exceptional weather resistance, is ideal for homes in areas prone to extreme weather conditions.

Maintenance Requirements

Both siding materials require minimal maintenance. However, LP SmartSide Siding may need more frequent painting compared to Hardie Board, which retains paint longer due to its cement-based composition.

Cost Considerations

In terms of cost, LP SmartSide Siding generally comes in at a lower price point than Hardie Board. It also tends to have lower installation costs due to its lighter weight and ease of handling.

Making the Right Choice for Your Home

Selecting between LP SmartSide Siding and Hardie Board depends on your specific needs and preferences. At KV Construction LLC, we understand the importance of a well-informed choice. Our expertise as siding contractors in Seattle ensures that your home not only gains aesthetic appeal but also benefits from long-term durability and protection.

Why Choose KV Construction LLC?

  • Expertise: With years of experience, we are proficient siders in Seattle, WA, offering top-notch installation services.
  • Quality: We prioritize high-quality materials and craftsmanship to ensure your siding withstands the elements.
  • Customer Satisfaction: Our commitment to customer satisfaction means we provide personalized solutions tailored to your home’s needs.


Whether you opt for the engineered excellence of LP SmartSide Siding or the robust resilience of Hardie Board, your home’s siding is a significant investment. As one of the leading siding companies in Seattle, WA, KV Construction LLC is here to guide you through the process, ensuring that your home not only looks great but is also well-protected for years to come. With our professional siding install in Seattle, you can rest assured that your home’s exterior is in capable hands.

For homeowners in Seattle looking for a siding upgrade, the choice between LP SmartSide and Hardie Board is a crucial one. Consider your home’s specific needs, your personal preferences, and the expert advice from KV Construction LLC to make a decision that you will be satisfied with for years to come.