James Hardie 5/16" 8-1/4" x 12&

James Hardie 5/16" 8-1/4" x 12' Hardie Plank Select Cedarmill Lap Siding for HardieZone 10 Primed

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James Hardie 5/16" 8-1/4" x 12' Hardie Plank Select Cedarmill Lap Siding (HardieZone 10 – Primed)

Upgrade your home’s exterior with James Hardie 5/16" 8-1/4" x 12' Hardie Plank Select Cedarmill Lap Siding, engineered for superior performance in HardieZone 10 climates. Designed to withstand the toughest weather conditions, this fiber cement siding replicates the look and texture of natural cedar while offering unmatched durability, fire resistance, and pest protection. The primed finish allows for easy painting, making it a versatile and long-lasting choice for homeowners and builders alike.


Key Features

Authentic Wood Look – Select Cedarmill texture mimics natural wood grain for a timeless aesthetic.
HardieZone 10 Performance – Designed specifically for regions with extreme temperature changes, humidity, and storms.
Fire Resistant – Non-combustible fiber cement siding adds an extra layer of safety.
Pest Resistant – Resists damage from termites, woodpeckers, and other pests.
Low Maintenance – Unlike wood, it won’t rot, warp, or require frequent repainting.
Primed & Ready to Paint – Factory-primed for quick and efficient application.
Superior Durability – Engineered to resist cracking, chipping, and swelling, ensuring a long lifespan.


Specifications

Attribute Details
Brand James Hardie
Product Type Fiber Cement Lap Siding
Item Number #570784
Manufacturer Code #215518
Product Code #HARPLHZ10CM8P
Material Fiber Cement
Thickness 5/16 inch (0.3125")
Width 8-1/4 inches
Length 12 feet
Exposure 7 inches
Finish Primed, Ready for Paint
Texture Select Cedarmill (Wood Grain)
Fire Rating Class A (Highest Fire Resistance)
Weather Resistance HardieZone 10 - Extreme Weather
Pest Resistance Termites, Woodpeckers, Mold
Warranty 30-Year Limited Warranty

Frequently Asked Questions (FAQs)

Q: What is HardieZone 10?

A: HardieZone 10 is designed for climates with heavy moisture, seasonal temperature swings, and storm conditions. This ensures your siding holds up against extreme weather challenges.

Q: Can I paint this siding?

A: Yes! This siding comes factory-primed and is ready to be painted with your choice of exterior-grade paint.

Q: How does this compare to vinyl or wood siding?

A: Unlike wood, Hardie Plank doesn’t rot, warp, or attract pests. Compared to vinyl, it offers a more natural wood appearance, greater durability, and fire resistance.

Q: Is this siding easy to install?

A: While it can be installed with standard tools, fiber cement siding is heavier than vinyl or wood, so professional installation is recommended.

Q: How long does it last?

A: James Hardie siding is backed by a 30-year limited warranty and is designed to last decades with minimal maintenance.


"James Hardie’s Select Cedarmill Lap Siding is an industry leader in both durability and design. It provides the classic charm of wood with the resilience of fiber cement, making it a smart investment for homeowners in harsh climates. The HardieZone 10 classification ensures it can endure heavy rains, temperature shifts, and high humidity. If you're looking for a low-maintenance, fire-resistant, and visually appealing siding solution, this product is an excellent choice."

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